Search is not available for this dataset
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string
answer
string
test_cases
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eval_spec
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source
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category
float64
codecontests__test__code_contests_train.riegeli-00046-of-00128_71
The purpose of this problem is to verify whether the method you are using to read input data is sufficiently fast to handle problems branded with the enormous Input/Output warning. You are expected to be able to process at least 2.5MB of input data per second at runtime. Karan likes stickers. All his stickers are rect...
[{"code": "'''\n# Read input from stdin and provide input before running code\n\nname = raw_input('What is your name?\\n')\nprint 'Hi, %s.' % name\n'''\nn = int(raw_input())\na = map(int,raw_input().split())\ncnt=0\nfor i in range(n):\n\tif a[i] < 300000000:\n\t\tcnt+=1\nprint cnt", "is_known_correct": true, "language"...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_71__public__0000", "expected_output": {"kind": "stdout", "value": "1\n"}, "input": {"kind": "stdin", "value": "2\n18 400000000\n\nSAMPLE"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
HACKEREARTH
[]
null
codecontests__test__code_contests_train.riegeli-00046-of-00128_77
Takahashi, who lives on the number line, is now at coordinate X. He will make exactly K moves of distance D in the positive or negative direction. More specifically, in one move, he can go from coordinate x to x + D or x - D. He wants to make K moves so that the absolute value of the coordinate of the destination wil...
[{"code": "x,k,d=map(int,input().split())\nx=abs(x)\nm=min(k,x//d)\nx-=d*m\nk-=m\nk%=2\nx-=d*k\nprint(abs(x))", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_77__ref__0000", "source": "benchmark"}, {"code": "//package abc17...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_77__public__0000", "expected_output": {"kind": "stdout", "value": "1000000000000000"}, "input": {"kind": "stdin", "value": "1000000000000000 1000000000000000 1000000000000000"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontest...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00046-of-00128_78
Consider sequences \\{A_1,...,A_N\\} of length N consisting of integers between 1 and K (inclusive). There are K^N such sequences. Find the sum of \gcd(A_1, ..., A_N) over all of them. Since this sum can be enormous, print the value modulo (10^9+7). Here \gcd(A_1, ..., A_N) denotes the greatest common divisor of A_1...
[{"code": "#include <bits/stdc++.h>\n\n#define rep(i, n) for (int i = 0; i < (n); i++)\nusing namespace std;\ntypedef long long ll;\nconst ll mod = 1e9 + 7;\n\nint n, k;\n\nll modpow(ll a, ll b) {\n ll r = 1;\n while (b) {\n if (b & 1) r = r * a % mod;\n a = a * a % mod;\n b >>= 1;\n }\n return r;\n}\n\nll...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "742202979"}, "input": {"kind": "stdin", "value": "100000 100000"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00046-o...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00046-of-00128_80
N of us are going on a trip, by train or taxi. The train will cost each of us A yen (the currency of Japan). The taxi will cost us a total of B yen. How much is our minimum total travel expense? Constraints * All values in input are integers. * 1 \leq N \leq 20 * 1 \leq A \leq 50 * 1 \leq B \leq 50 Input Input i...
[{"code": "n,a,b = map(int,input().split())\nprint(min(b,a*n))", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_80__ref__0000", "source": "benchmark"}, {"code": "#include \"bits/stdc++.h\"\nusing namespace std;\n\nint main()...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "7"}, "input": {"kind": "stdin", "value": "4 2 7"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_80__publ...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00046-of-00128_82
Find the number of ways to choose a pair of an even number and an odd number from the positive integers between 1 and K (inclusive). The order does not matter. Constraints * 2\leq K\leq 100 * K is an integer. Input Input is given from Standard Input in the following format: K Output Print the number of ways to...
[{"code": "K = int(input())\nprint((K//2)*(-(-K//2)))", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_82__ref__0000", "source": "benchmark"}, {"code": "#include<iostream>\nusing namespace std;\nint main(){\n int a;\n cin>...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "9"}, "input": {"kind": "stdin", "value": "6"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_82__public__...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00046-of-00128_83
Takahashi and Aoki are playing a stone-taking game. Initially, there are N piles of stones, and the i-th pile contains A_i stones and has an associated integer K_i. Starting from Takahashi, Takahashi and Aoki take alternate turns to perform the following operation: * Choose a pile. If the i-th pile is selected and th...
[{"code": "#include<iostream>\n#include<algorithm>\nusing namespace std;\n\nconst int sq = 30000;\nint ans = 0, n;\n\nint sg(int x, int k) {\n\tif (x % k == 0)return x / k;\n\tif (x / k > sq)return sg(x - x / k - 1, k);\n\telse {\n\t\tint m1 = x % k;\n\t\treturn sg(x - max(x / k + 1, m1 - m1 % (x / k + 1)), k);\n\t}\n}...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_83__public__0000", "expected_output": {"kind": "stdout", "value": "Takahashi"}, "input": {"kind": "stdin", "value": "4\n3141 59\n26535 897\n93 23\n8462 64"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contes...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00046-of-00128_85
You are given three words s_1, s_2 and s_3, each composed of lowercase English letters, with spaces in between. Print the acronym formed from the uppercased initial letters of the words. Constraints * s_1, s_2 and s_3 are composed of lowercase English letters. * 1 ≤ |s_i| ≤ 10 (1≤i≤3) Input Input is given from Stan...
[{"code": "import java.util.Scanner;\nclass Main {\n public static void main(String[] args) {\n Scanner sc = new Scanner(System.in);\n String a=sc.next();\n String b=sc.next();\n String c=sc.next();\n String ans=\"\";\n ans+=a.charAt(0);\n ans+=b.charAt(0);\n ans+=c.ch...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00046-of-00128_85__public__0000", "expected_output": {"kind": "stdout", "value": "RRN"}, "input": {"kind": "stdin", "value": "resident register number"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_2
The most important part of a GSM network is so called Base Transceiver Station (BTS). These transceivers form the areas called cells (this term gave the name to the cellular phone) and every phone connects to the BTS with the strongest signal (in a little simplified view). Of course, BTSes need some attention and techn...
[{"code": "noOfInputs = int(raw_input())\nfor x in range(noOfInputs):\n varInput = int(raw_input())\n flag = 0\n while varInput:\n varInput /= 5\n flag += varInput\n print flag", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_t...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_2__public__0000", "expected_output": {"kind": "stdout", "value": "0\n14\n24\n253\n5861\n2183837\n"}, "input": {"kind": "stdin", "value": "6\n3\n60\n100\n1024\n23456\n8735373"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_3
The Little Elephant from the Zoo of Lviv is going to the Birthday Party of the Big Hippo tomorrow. Now he wants to prepare a gift for the Big Hippo. He has N balloons, numbered from 1 to N. The i-th balloon has the color Ci and it costs Pi dollars. The gift for the Big Hippo will be any subset (chosen randomly, possi...
[{"code": "def fn():\n n,m = map(int, raw_input().split())\n tnum,tcost = [0 for i in range(41)], [0 for i in range(41)]\n for i in range(n):\n a,b = map(int, raw_input().split())\n tnum[a]+=1\n tcost[a]+=b\n num, cost = [], []\n for i in range(41):\n if tnum[i]:\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_3__public__0000", "expected_output": {"kind": "stdout", "value": "11.000000000\n7.333333333"}, "input": {"kind": "stdin", "value": "2\n2 2\n1 4\n2 7\n2 1\n1 4\n2 7"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_5
You are given a string S of length N consisting only of 0s and 1s. You are also given an integer K. You have to answer Q queries. In the i^th query, two integers Li and Ri are given. Then you should print the number of substrings of S[L, R] which contain at most K 0s and at most K 1s where S[L, R] denotes the substring...
[{"code": "def sumv(fr, to):\n num = to - fr + 1\n return (to + fr) * num / 2\nt = int(raw_input())\nfor i in xrange(t):\n n, k, q = map(int, raw_input().split())\n s = raw_input().rstrip()\n cnt = 0\n c1 = 0\n c0 = 0\n far = [0 for x in xrange(n)]\n for j in xrange(n):\n while (c0 == ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_5__public__0000", "expected_output": {"kind": "stdout", "value": "8\n5\n7"}, "input": {"kind": "stdin", "value": "1\n8 2 3\n01110000\n1 4\n2 4\n5 8"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_73
Panda has become a scientist recently. In his laboratory, there are infinite number of chambers where a chamber number K is connected to a chamber number K-1. The numbering of chambers start from 0. Initially, X number of particles are present in the chamber number 0. The number of particles present in chamber K is ...
[{"code": "'''\n# Read input from stdin and provide input before running code\n\nname = raw_input('What is your name?\\n')\nprint 'Hi, %s.' % name\n'''\nmx, mod = 1000013, 1000003\narr = [0]*mx\narr[0] = 1\nfor i in xrange(1, mx):\n arr[i] = i * arr[i-1]\n arr[i] %= mod\ntc = int(raw_input())\nwhile tc>0:...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_73__public__0000", "expected_output": {"kind": "stdout", "value": "3\n2\n"}, "input": {"kind": "stdin", "value": "2\n1 3\n2 1\n\nSAMPLE"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
HACKEREARTH
[]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_77
Takahashi will play a game using a piece on an array of squares numbered 1, 2, \cdots, N. Square i has an integer C_i written on it. Also, he is given a permutation of 1, 2, \cdots, N: P_1, P_2, \cdots, P_N. Now, he will choose one square and place the piece on that square. Then, he will make the following move some n...
[{"code": "n,k=map(int,input().split())\np=list(map(int,input().split()))\nc=list(map(int,input().split()))\nfor i in range(n):\n p[i]-=1\nans=max(c)\nfor i in range(n):\n f=i\n r=0\n l=[]\n while True:\n f=p[f]\n l.append(c[f])\n r+=c[f]\n if f==i:\n break\n t=0...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_77__public__0000", "expected_output": {"kind": "stdout", "value": "29507023469"}, "input": {"kind": "stdin", "value": "10 58\n9 1 6 7 8 4 3 2 10 5\n695279662 988782657 -119067776 382975538 -151885171 -177220596 -169777795 37619092 389386780 98...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_78
Given is an integer sequence A_1, ..., A_N of length N. We will choose exactly \left\lfloor \frac{N}{2} \right\rfloor elements from this sequence so that no two adjacent elements are chosen. Find the maximum possible sum of the chosen elements. Here \lfloor x \rfloor denotes the greatest integer not greater than x. ...
[{"code": "import java.util.Scanner;\n\npublic class Main {\n\n\tpublic static void main(String[] args) { //No MLE!\n\t\tScanner input = new Scanner(System.in);\n\t\tint N = input.nextInt(); \n\t\tlong[][] dp;\n\t\tlong[] arr = new long[N];\n\t\tfor (int i = 0; i < N; i++) {\n\t\t\tarr[i] = input.nextLong();\n\t\t}\n\t...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "295"}, "input": {"kind": "stdin", "value": "27\n18 -28 18 28 -45 90 -45 23 -53 60 28 -74 -71 35 -26 -62 49 -77 57 24 -70 -93 69 -99 59 57 -49"}, "metadata": {}, "visibility": "...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_80
There are N points in a D-dimensional space. The coordinates of the i-th point are (X_{i1}, X_{i2}, ..., X_{iD}). The distance between two points with coordinates (y_1, y_2, ..., y_D) and (z_1, z_2, ..., z_D) is \sqrt{(y_1 - z_1)^2 + (y_2 - z_2)^2 + ... + (y_D - z_D)^2}. How many pairs (i, j) (i < j) are there such ...
[{"code": "def distance(a, b):\n\tcont = 0\n\tfor k in xrange(len(a)):\n\t\tcont += (a[k] - b[k]) * (a[k] - b[k])\n\treturn cont ** 0.5\nn, t = map(int, raw_input().split())\n\nar = []\n\nfor i in xrange(n):\n\tar.append(map(int, raw_input().split()))\n\t\ncont = 0\nfor k in xrange(n):\n\tfor l in xrange(k + 1, n):\n\t...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "2"}, "input": {"kind": "stdin", "value": "3 4\n-3 7 8 2\n-12 1 10 2\n-2 8 9 3"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.r...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_82
There is a square in the xy-plane. The coordinates of its four vertices are (x_1,y_1),(x_2,y_2),(x_3,y_3) and (x_4,y_4) in counter-clockwise order. (Assume that the positive x-axis points right, and the positive y-axis points up.) Takahashi remembers (x_1,y_1) and (x_2,y_2), but he has forgot (x_3,y_3) and (x_4,y_4). ...
[{"code": "import java.util.*;\n \npublic class Main {\n\t\n public static void main(String[] args) {\n \tScanner sc = new Scanner(System.in);\n \tint x1 = sc.nextInt();\n \tint y1 = sc.nextInt();\n \tint x2 = sc.nextInt();\n \tint y2 = sc.nextInt();\n \tint x3 = x2 - (y2 - y1);\n \tint y3 = y2 ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "3 10 -1 7"}, "input": {"kind": "stdin", "value": "2 3 6 6"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-0012...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_83
In Japan, people make offerings called hina arare, colorful crackers, on March 3. We have a bag that contains N hina arare. (From here, we call them arare.) It is known that the bag either contains arare in three colors: pink, white and green, or contains arare in four colors: pink, white, green and yellow. We have ...
[{"code": "#include <bits/stdc++.h>\nusing namespace std;\n\nint main() {\n int n; cin >> n;\n vector<char> s(n);\n string ans = \"Three\";\n for (auto& e: s) {\n cin >> e;\n if (e == 'Y') ans = \"Four\";\n }\n cout << ans << endl;\n}", "is_known_correct": true, "language": "cpp", "metadata": {}, "solution_...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_83__public__0000", "expected_output": {"kind": "stdout", "value": "Four"}, "input": {"kind": "stdin", "value": "6\nG W Y P Y W"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00047-of-00128_85
You are given two positive integers A and B. Compare the magnitudes of these numbers. Constraints * 1 ≤ A, B ≤ 10^{100} * Neither A nor B begins with a `0`. Input Input is given from Standard Input in the following format: A B Output Print `GREATER` if A>B, `LESS` if A<B and `EQUAL` if A=B. Examples Input 3...
[{"code": "import java.util.*;\nimport java.math.BigInteger;\npublic class Main {\n\tpublic static void main(String[] args){\n\t\tScanner sc = new Scanner(System.in);\n\t\tBigInteger A = sc.nextBigInteger();\n\t\tBigInteger B = sc.nextBigInteger();\n \n\t\tif(A.compareTo(B) > 0){\n\t\t System.out.println(\"GREA...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_85__public__0000", "expected_output": {"kind": "stdout", "value": "GREATER"}, "input": {"kind": "stdin", "value": "36\n24"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00047-of-00128_8...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00048-of-00128_2
A tutorial for this problem is now available on our blog. Click here to read it. You are asked to calculate factorials of some small positive integers. Input An integer t, 1 ≤ t ≤ 100, denoting the number of testcases, followed by t lines, each containing a single integer n, 1 ≤ n ≤ 100. Output For each integer n ...
[{"code": "t=input()\n\nwhile t > 0:\n m=1\n x=input()\n for i in range(x):\n m=m * x\n x=x-1\n print m\n t=t-1", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_2__ref__0000", "source": "b...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_2__public__0000", "expected_output": {"kind": "stdout", "value": "1\n2\n120\n6\n"}, "input": {"kind": "stdin", "value": "4\n1\n2\n5\n3"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00048-of-00128_3
Problem Statement Little Elephant from Zoo of Lviv likes bamboo very much. He currently has n stems of bamboo, Hi - height of i-th stem of bamboo (0-based numeration). Today inspector Andrii from World Bamboo Association is visiting the plantation. He doesn't like current situation. He wants the height of i-th stem t...
[{"code": "for _ in xrange(int(raw_input())):\n\tn = int(raw_input())\n\tl1 = map(int, raw_input().split())\n\tl2 = map(int, raw_input().split())\n\ts1 = sum(l1)\n\ts2 = sum(l2)\n\tif n == 1:\n\t\tif s2 > s1:\n\t\t\tprint -1\n\t\tif s2 == s1:\n\t\t\tprint 0\n\t\tif s1 > s2:\n\t\t\tprint s1 - s2\n\telif n == 2:\n\t\tif ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_3__public__0000", "expected_output": {"kind": "stdout", "value": "-1\n1\n5"}, "input": {"kind": "stdin", "value": "3\n1\n1\n2\n2\n1 2\n2 1\n3\n3 2 2\n4 5 3"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00048-of-00128_77
There are K items placed on a grid of squares with R rows and C columns. Let (i, j) denote the square at the i-th row (1 \leq i \leq R) and the j-th column (1 \leq j \leq C). The i-th item is at (r_i, c_i) and has the value v_i. Takahashi will begin at (1, 1), the start, and get to (R, C), the goal. When he is at (i, ...
[{"code": "import java.io.IOException;\nimport java.io.InputStream;\nimport java.io.OutputStream;\nimport java.io.PrintWriter;\nimport java.util.ArrayList;\nimport java.util.InputMismatchException;\nimport java.util.Iterator;\nimport java.util.List;\nimport java.util.NoSuchElementException;\nimport java.util.stream.Lon...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_77__public__0000", "expected_output": {"kind": "stdout", "value": "29"}, "input": {"kind": "stdin", "value": "2 5 5\n1 1 3\n2 4 20\n1 2 1\n1 3 4\n1 4 2"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00048-of-00128_78
We have three boxes A, B, and C, each of which contains an integer. Currently, the boxes A, B, and C contain the integers X, Y, and Z, respectively. We will now do the operations below in order. Find the content of each box afterward. * Swap the contents of the boxes A and B * Swap the contents of the boxes A and C C...
[{"code": "X, Y, Z = map(int,input().split())\n\nprint(Z, X, Y)", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_78__ref__0000", "source": "benchmark"}, {"code": "#include<bits/stdc++.h>\nusing namespace std;\ntypedef long l...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "100 100 100"}, "input": {"kind": "stdin", "value": "100 100 100"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00048-o...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00048-of-00128_80
You are given two non-negative integers L and R. We will choose two integers i and j such that L \leq i < j \leq R. Find the minimum possible value of (i \times j) \mbox{ mod } 2019. Constraints * All values in input are integers. * 0 \leq L < R \leq 2 \times 10^9 Input Input is given from Standard Input in the fol...
[{"code": "l,r = map(int,input().split())\nr = min(r, l+4038)\nans = 2018\nfor i in range(l,r):\n for j in range(l+1,r+1):\n if ans > i*j%2019:\n ans = i*j%2019\nprint(ans)", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.rieg...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "20"}, "input": {"kind": "stdin", "value": "4 5"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_80__publi...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00048-of-00128_81
You are given positive integers A and B. If A is a divisor of B, print A + B; otherwise, print B - A. Constraints * All values in input are integers. * 1 \leq A \leq B \leq 20 Input Input is given from Standard Input in the following format: A B Output If A is a divisor of B, print A + B; otherwise, print B -...
[{"code": "#include <bits/stdc++.h>\nint main() {\n int a, b;\n scanf(\"%d%d\", &a, &b);\n if (b % a == 0) printf(\"%d\\n\", a+b);\n else printf(\"%d\\n\", b-a);\n}", "is_known_correct": true, "language": "cpp", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_81__ref__...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_81__public__0000", "expected_output": {"kind": "stdout", "value": "16"}, "input": {"kind": "stdin", "value": "4 12"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_81__publ...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00048-of-00128_82
You are given an integer L. Construct a directed graph that satisfies the conditions below. The graph may contain multiple edges between the same pair of vertices. It can be proved that such a graph always exists. * The number of vertices, N, is at most 20. The vertices are given ID numbers from 1 to N. * The number o...
[{"code": "#解説参照\nl=int(input())\nr=0\nwhile 2**(r+1)<=l:\n r+=1\nn=r+1\nans=[]\nfor i in range(r):\n ans.append((i+1,i+2,0))\n ans.append((i+1,i+2,2**i))\n\nfor t in range(n-1,0,-1):\n if l-2**(t-1)>=2**r:\n ans.append((t,n,l-2**(t-1)))\n l-=2**(t-1)\nprint(n,len(ans))\nfor a in ans:\n pri...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "8 10\n1 2 0\n2 3 0\n3 4 0\n1 5 0\n2 6 0\n3 7 0\n4 8 0\n5 6 1\n6 7 1\n7 8 1"}, "input": {"kind": "stdin", "value": "4"}, "metadata": {}, "visibility": "public"}, {"case_id": "co...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00048-of-00128_83
There are N people. The name of the i-th person is S_i. We would like to choose three people so that the following conditions are met: * The name of every chosen person begins with `M`, `A`, `R`, `C` or `H`. * There are no multiple people whose names begin with the same letter. How many such ways are there to choo...
[{"code": "import java.util.HashMap;\nimport java.util.Scanner;\n\npublic class Main {\n public static void main(String[] args) {\n Scanner sc = new Scanner(System.in);\n int n = sc.nextInt();\n HashMap<String,Long> namelist = new HashMap<>();\n String s = \"MARCH\";\n for(int i = ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00048-of-00128_83__public__0000", "expected_output": {"kind": "stdout", "value": "2"}, "input": {"kind": "stdin", "value": "5\nMASHIKE\nRUMOI\nOBIRA\nHABORO\nHOROKANAI"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_3
Asmany strings are strings of '0's and '1's that have as many 00 as 11. A string such as 00110001 consists of 3 "00" and 1 "11". Of course this is not an Asmany string. 0011, 1100, 000111000111 are Asmany strings. An L'th Asmany number is the number of Asmany strings of length L for all positive integers L. For esote...
[{"code": "import sys\n\ndp = set();\ndp.add(2)\ndp.add(4)\nprev = 2\nmax=10**1000\ni=2\n\nwhile i:\n\tcur=prev*4-(prev*2)/i\n\ti=i+1\n\tdp.add(cur)\n\tdp.add(cur*2)\n\tprev=cur\n\tif cur>max:\n\t\tbreak\n\nt=int(input());\nwhile t:\n\tt=t-1\n\tn=int(input());\n\tif n in dp:\n\t\tprint ('YES')\n\telse:\n\t\tprint ('NO'...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_3__public__0000", "expected_output": {"kind": "stdout", "value": "NO\nYES\n"}, "input": {"kind": "stdin", "value": "2\n3\n4"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_4
In a far away dystopian world, the measure of the quality of a person’s life is the numbers of likes he gets for an article about their life. For a person to stay alive, he has to acquire at least L number of likes before D days pass. People in this world employ various techniques to increase the number of likes....
[{"code": "t=input()\nwhile t>0:\n l,d,s,c=map(int,raw_input().split())\n x=l*1.0/s\n if d==1:\n if s>=l:\n x=1\n else:\n x=0\n else:\n x=pow(x,1.0/(d-1.0))\n if (1+c)>=x:\n x=1\n else:\n x=0 \n if x==1:\n print \"ALIVE...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_4__public__0000", "expected_output": {"kind": "stdout", "value": "ALIVE AND KICKING\nDEAD AND ROTTING\n"}, "input": {"kind": "stdin", "value": "2\n5 1 5 1\n10 2 2 2"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_5
Let's start from some definitions. Strings A and B are called anagrams if it's possible to rearrange the letters of string A using all the original letters exactly once and achieve string B; in other words A and B are permutations of each other. For example, remote and meteor are anagrams, race and race are anagrams a...
[{"code": "import sys\nfrom collections import Counter\n\nnum = int(sys.stdin.readline().rstrip())\ntext = sys.stdin.readline().rstrip()\ncommon_dict = Counter(text)\n\nwhile num != 1:\n\ttext = sys.stdin.readline().rstrip()\n\tcount = Counter(text)\n\ttmp = {}\n\tfor key,val in common_dict.items():\n\t\tif key in coun...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_5__public__0000", "expected_output": {"kind": "stdout", "value": "hp\n"}, "input": {"kind": "stdin", "value": "3\nhope\nelephant\npath"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-000...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_76
Today Omar has assignment problems from his math professor. Yes, Omar has infinite number of questions that he must solve today. The first problem went something like this. Given N integers in the form of A_i where 1 ≤ i ≤ N, Omar wants to make each number A_i in the N numbers equal to M. To convert a number A_i to ...
[{"code": "import math\n\nt=int(raw_input())\nwhile t:\n\tt=t-1\n\tn = int(raw_input())\n\ta = map(int,raw_input().split())\n\ta.sort()\n\tm = 0\n\tx=n/2\n\tif n%2==0:\n\t\tm = int(math.ceil((a[x-1]+a[x])/float(2)))\n\telse:\n\t\tm = a[x]\n\tcost = 0\t\n\tfor i in a:\n\t\tcost+=abs(m-i)\n\tprint cost", "is_known_correc...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_76__public__0000", "expected_output": {"kind": "stdout", "value": "6\n"}, "input": {"kind": "stdin", "value": "1\n4\n1 2 4 5\n\nSAMPLE"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
HACKEREARTH
[]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_77
We have N strings of lowercase English letters: S_1, S_2, \cdots, S_N. Takahashi wants to make a string that is a palindrome by choosing one or more of these strings - the same string can be chosen more than once - and concatenating them in some order of his choice. The cost of using the string S_i once is C_i, and t...
[{"code": "#include <bits/stdc++.h>\n#define fi first\n#define se second\n#define pb push_back\nusing namespace std;\ntypedef long long ll;\ntypedef pair<int, int> pii;\n\nstruct state {\n string pref, suff;\n ll cost;\n\n int hash() {\n ll res = 0;\n for (int i=0;i<pref.length();i++) {\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_77__public__0000", "expected_output": {"kind": "stdout", "value": "-1"}, "input": {"kind": "stdin", "value": "2\nabc 1\nab 2"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-0012...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_78
We have held a popularity poll for N items on sale. Item i received A_i votes. From these N items, we will select M as popular items. However, we cannot select an item with less than \dfrac{1}{4M} of the total number of votes. If M popular items can be selected, print `Yes`; otherwise, print `No`. Constraints * 1 \...
[{"code": "n,m=map(int,input().split())\na=list(map(int,input().split()))\nc=len([i for i in a if i>=sum(a)/(4*m)])\nprint(\"Yes\" if c>=m else \"No\")", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_78__ref__0000", "source...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "Yes"}, "input": {"kind": "stdin", "value": "4 1\n5 4 2 1"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_79
Given is a string S representing the day of the week today. S is `SUN`, `MON`, `TUE`, `WED`, `THU`, `FRI`, or `SAT`, for Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, and Saturday, respectively. After how many days is the next Sunday (tomorrow or later)? Constraints * S is `SUN`, `MON`, `TUE`, `WED`, `THU`,...
[{"code": "s=input()\nA=[\"\",\"SAT\",\"FRI\",\"THU\",\"WED\",\"TUE\",\"MON\",\"SUN\"]\nprint(A.index(s))", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_79__ref__0000", "source": "benchmark"}, {"code": "SUN=7\nMON=6\nTUE=5...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_79__public__0000", "expected_output": {"kind": "stdout", "value": "7"}, "input": {"kind": "stdin", "value": "SUN"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_79__public...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_80
There are N mountains in a circle, called Mountain 1, Mountain 2, ..., Mountain N in clockwise order. N is an odd number. Between these mountains, there are N dams, called Dam 1, Dam 2, ..., Dam N. Dam i (1 \leq i \leq N) is located between Mountain i and i+1 (Mountain N+1 is Mountain 1). When Mountain i (1 \leq i \l...
[{"code": "#include <bits/stdc++.h>\nusing namespace std;\n\nint main(){\n int n; cin>>n;\n vector<long long> a(n);\n long long x=0LL;\n for(int i=0; i<n; ++i){\n cin>>a[i];\n if(i%2==0)x+=a[i];\n else x-=a[i];\n }\n cout<<x<<\" \";\n x/=2;\n for(int i=0; i<n-1; ++i){\n x=a[i]-x;\n cout<<x*2<<\" ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "0 2000000000 0"}, "input": {"kind": "stdin", "value": "3\n1000000000 1000000000 0"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_tra...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_81
Katsusando loves omelette rice. Besides, he loves crème brûlée, tenderloin steak and so on, and believes that these foods are all loved by everyone. To prove that hypothesis, he conducted a survey on M kinds of foods and asked N people whether they like these foods or not. The i-th person answered that he/she only l...
[{"code": "import java.util.*;\n\npublic class Main {\n public static void main(String[] args) throws Exception {\n Scanner sc = new Scanner(System.in);\n int n = Integer.parseInt(sc.next());\n int[] dish = new int[Integer.parseInt(sc.next())];\n for (int i = 0; i < n; i++) {\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_81__public__0000", "expected_output": {"kind": "stdout", "value": "1"}, "input": {"kind": "stdin", "value": "3 4\n2 1 3\n3 1 2 3\n2 3 2"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_83
We have a grid with H rows and W columns. The square at the i-th row and the j-th column will be called Square (i,j). The integers from 1 through H×W are written throughout the grid, and the integer written in Square (i,j) is A_{i,j}. You, a magical girl, can teleport a piece placed on Square (i,j) to Square (x,y) by...
[{"code": "h,w,d = map(int,input().split())\na = [0]*h\nfor i in range(h):\n a[i] = list(map(int,input().split()))\nnum = [[] for i in range(w*h+1)]\nfor i in range(h):\n for j in range(w):\n num[a[i][j]].append([i,j])\ns = [0]*(h*w+1)\nfor i in range(1,h*w-d+1):\n s[d+i] = s[i] + abs(num[d+i][0][0]-num...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_83__public__0000", "expected_output": {"kind": "stdout", "value": "5"}, "input": {"kind": "stdin", "value": "3 3 2\n1 4 3\n2 5 7\n8 9 6\n1\n4 8"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.ri...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00049-of-00128_85
Alice and Brown loves games. Today, they will play the following game. In this game, there are two piles initially consisting of X and Y stones, respectively. Alice and Bob alternately perform the following operation, starting from Alice: * Take 2i stones from one of the piles. Then, throw away i of them, and put the...
[{"code": "print('ABlriocwen'[-2<eval(input().replace(' ','-'))<2::2])", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_85__ref__0000", "source": "benchmark"}, {"code": "x,y=map(int,input().split());print(['Alice','Brown'][a...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_85__public__0000", "expected_output": {"kind": "stdout", "value": "Brown"}, "input": {"kind": "stdin", "value": "0 0"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00049-of-00128_85__pu...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00050-of-00128_3
The Little Elephant from the Zoo of Lviv currently is on the military mission. There are N enemy buildings placed in a row and numbered from left to right strating from 0. Each building i (except the first and the last) has exactly two adjacent buildings with indices i-1 and i+1. The first and the last buildings have j...
[{"code": "t = int(raw_input())\nfor _ in xrange(t):\n n = int(raw_input())\n S = raw_input()\n count = 0\n for i in xrange(1, n - 1):\n if S[i] == '0' and S[i - 1] == '0' and S[i + 1] == '0':\n count += 1\n if n != 1:\n if S[0] == '0' and S[1] == '0':\n count += 1\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_3__public__0000", "expected_output": {"kind": "stdout", "value": "0\n1\n7\n"}, "input": {"kind": "stdin", "value": "3\n3\n010\n5\n10001\n7\n0000000"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00050-of-00128_4
You are given a transparent three-dimensional table, the height equals to H and the base is a two-dimensional table N∙M. The layers of the 3D table are numbered from 1 to H. Each layer is a two-dimensional table, the rows are numbered from 1 to N and the columns are numbered from 1 to M. A pair (i, j) (1 ≤ i ≤ N, 1 ≤ j...
[{"code": "#!/usr/bin/env python2.7\n\n\"\"\"painting.py: solution to http://www.codechef.com/problems/PNTNG\"\"\"\n\nimport sys\n\ndimensions = sys.stdin.readline().split(\" \")\nn, m, h = int(dimensions[0]), int(dimensions[1]), int(dimensions[2])\na = n*m\nlayers = []\nmaxsquares = 0\n\nfor i in xrange(0, h):\n la...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_4__public__0000", "expected_output": {"kind": "stdout", "value": "Impossible\n"}, "input": {"kind": "stdin", "value": "2 2 3\n1 1\n1 2\n1 3"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00050-of-00128_49
Dasha decided to bake a big and tasty layer cake. In order to do that she went shopping and bought n rectangular cake layers. The length and the width of the i-th cake layer were ai and bi respectively, while the height of each cake layer was equal to one. From a cooking book Dasha learned that a cake must have a form ...
[{"code": "#coding:utf-8\n\nn = int(raw_input())\ncakes = []\nfor i in xrange(n):\n cakes.append(sorted(map(int, raw_input().split())))\n#print cakes\ncakes.sort(key = lambda x:x[0])\nans = 0\nw = []\nfor i in xrange(n-1,-1,-1):\n w.append(cakes[i][1])\n w.sort()\n for j in xrange(len(w)):\n tmp = ca...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_49__public__0000", "expected_output": {"kind": "stdout", "value": "96\n6 4\n"}, "input": {"kind": "stdin", "value": "5\n5 12\n1 1\n4 6\n6 4\n4 6"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.r...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODEFORCES
[]
null
codecontests__test__code_contests_train.riegeli-00050-of-00128_78
Given any integer x, Aoki can do the operation below. Operation: Replace x with the absolute difference of x and K. You are given the initial value of an integer N. Find the minimum possible value taken by N after Aoki does the operation zero or more times. Constraints * 0 ≤ N ≤ 10^{18} * 1 ≤ K ≤ 10^{18} * All valu...
[{"code": "import java.util.Scanner;\n\npublic class Main {\n\n public static void main(String[] args) {\n\n Scanner scan = new Scanner(System.in);\n \n long n = scan.nextLong();\n long k = scan.nextLong();\n \n long res = n % k;\n \n System.out.println(Math.min(Math.abs(res-k),res));\n } \n}"...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "0"}, "input": {"kind": "stdin", "value": "1000000000000000000 1"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00050-o...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00050-of-00128_79
We have a string S consisting of uppercase English letters. Additionally, an integer N will be given. Shift each character of S by N in alphabetical order (see below), and print the resulting string. We assume that `A` follows `Z`. For example, shifting `A` by 2 results in `C` (`A` \to `B` \to `C`), and shifting `Y` ...
[{"code": "N = int(input())\nS = input()\n\nprint(''.join(chr((ord(c) - ord('A') + N) % 26 + ord('A')) for c in S))\n", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_79__ref__0000", "source": "benchmark"}, {"code": "n = int...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_79__public__0000", "expected_output": {"kind": "stdout", "value": "NOPQRSTUVWXYZABCDEFGHIJKLM"}, "input": {"kind": "stdin", "value": "13\nABCDEFGHIJKLMNOPQRSTUVWXYZ"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__c...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00050-of-00128_80
There is a tree with N vertices numbered 1 to N. The i-th edge in this tree connects Vertex a_i and Vertex b_i, and the color and length of that edge are c_i and d_i, respectively. Here the color of each edge is represented by an integer between 1 and N-1 (inclusive). The same integer corresponds to the same color, and...
[{"code": "#include<bits/stdc++.h>\n#define LL long long\n#define MEM(x,y) memset(x,y,sizeof(x))\n#define MOD(x) ((x)%mod)\n#define mod 1000000007\n#define pb push_back\n#define STREAM_FAST ios::sync_with_stdio(false)\nusing namespace std;\nconst int maxn = 1e5 + 7;\nint head[maxn];\nstruct node{int v, next, c, w;}e[ma...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "130\n200\n60"}, "input": {"kind": "stdin", "value": "5 3\n1 2 1 10\n1 3 2 20\n2 4 4 30\n5 2 1 40\n1 100 1 4\n1 100 1 5\n3 1000 3 4"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00050-of-00128_81
There are N monsters, numbered 1, 2, ..., N. Initially, the health of Monster i is A_i. Below, a monster with at least 1 health is called alive. Until there is only one alive monster, the following is repeated: * A random alive monster attacks another random alive monster. * As a result, the health of the monster a...
[{"code": "#include<iostream>\nusing namespace std;\nint main(){\n int n,a,b,c,i=1;\n cin >> n;\n cin >> a;\n do{\n cin >> b;\n if(a<b){c=b;b=a;a=c;}\n while(a%b){\n c=b;b=a%b;a=c;\n }\n a=b;i++;\n }while(i<n);\n cout << a;\n return 0;\n}", "is_known_correct": true, "language": "cpp", "metada...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_81__public__0000", "expected_output": {"kind": "stdout", "value": "1000000000"}, "input": {"kind": "stdin", "value": "3\n1000000000 1000000000 1000000000"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contest...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00050-of-00128_82
Takahashi throws N dice, each having K sides with all integers from 1 to K. The dice are NOT pairwise distinguishable. For each i=2,3,...,2K, find the following value modulo 998244353: * The number of combinations of N sides shown by the dice such that the sum of no two different sides is i. Note that the dice are ...
[{"code": "#include<iostream>\n#include<algorithm>\n\nusing namespace std;\ntypedef long long Int;\n#define MOD 998244353LL;\n\nInt cmemo[4000][4000];\n\nInt C(Int x, Int y){\n\tif(x < y)return 0;\n\tInt &res = cmemo[x][y];\n\tif(res != -1)return res;\n\tif(y == 0 || x == y)return res = 1;\n\treturn res = (C(x-1, y) + ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "149393349\n149393349\n668669001\n668669001\n4000002\n4000002\n4000002\n668669001\n668669001\n149393349\n149393349"}, "input": {"kind": "stdin", "value": "6 1000"}, "metadata": ...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00050-of-00128_85
Alice lives on a line. Today, she will travel to some place in a mysterious vehicle. Initially, the distance between Alice and her destination is D. When she input a number x to the vehicle, it will travel in the direction of the destination by a distance of x if this move would shorten the distance between the vehicle...
[{"code": "#include <bits/stdc++.h>\n#define yabs(x) ((x<0)?(-(x)):(x))\n\nusing namespace std;\n\nconst int N=5e5+10,Inf=1e9+10;\n\nint n,D,Q,a[N],now[N],suf[N];\n\nvoid Init()\n{\n\tscanf(\"%d%d\",&n,&D);\n\tfor (int i=1;i<=n;++i) scanf(\"%d\",&a[i]);\n}\n\nvoid Solve()\n{\n\tnow[0]=D;\n\tfor (int i=1;i<=n;++i) now[i...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00050-of-00128_85__public__0000", "expected_output": {"kind": "stdout", "value": "YES\nYES\nYES\nYES\nYES"}, "input": {"kind": "stdin", "value": "5 9\n4 4 2 3 2\n5\n1 4 2 3 5"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_c...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_0
Problem Statement Little Chef doesn't love math anymore. He loves Aleksandra. Sashen'ka is nice. They spend all the time together. Even their birthdays they are celebrating together, because they were born on the same day :) And now, this day is coming... Chef know that most of all Sasha loves numbers, that's why...
[{"code": "import sys\nfrom bisect import bisect_left\n\n\ndef line_to_array():\n return map(int, sys.stdin.readline().strip().split(' '))\n\n\ndef main():\n \"\"\"\n x**y | y*log(x) | log(x)/x |\n |--log--> |--divide by (x*y)--> |--> f(n) = log(n)/n\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_0__public__0000", "expected_output": {"kind": "stdout", "value": "1.000000\n1.500000\n0.000000"}, "input": {"kind": "stdin", "value": "3\n1\n3\n4\n2\n2 3\n1 4\n2\n2 4\n2 2"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_3
A Little Elephant and his friends from the Zoo of Lviv like candies very much. There are N elephants in the Zoo. The elephant with number K (1 ≤ K ≤ N) will be happy if he receives at least AK candies. There are C candies in all in the Zoo. The Zoo staff is interested in knowing whether it is possible to make all the...
[{"code": "t=int(raw_input())\nwhile t:\n t-=1\n n,c=map(int,raw_input().split())\n sum=0\n inp2=raw_input().split()\n for i in range(n):\n sum+=int(inp2[i])\n if sum<=c:\n print(\"Yes\")\n else:\n print(\"No\")", "is_known_correct": true, "language": "python", "metadata": {}, ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_3__public__0000", "expected_output": {"kind": "stdout", "value": "Yes\nNo\n"}, "input": {"kind": "stdin", "value": "2\n2 3\n1 1\n3 7\n4 2 2"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_4
In poker, you have 5 cards. There are 10 kinds of poker hands (from highest to lowest): royal flush - ace, king, queen, jack and ten, all in the same suit straight flush - five cards of the same suit in sequence, such as 10,9,8,7,6 of clubs; ace can be counted both as the highest card or as the lowest card - A,2,3,4...
[{"code": "#kcahdog\nstraights=['23456','34567','45678','56789','6789T','789JT','89JQT','9JQKT','AJKQT','2345A']\nfor u in range(input()):\n cards=raw_input().split()\n flush=True\n #check for flush\n for i in range(4):\n if(cards[i][1]!=cards[i+1][1]):\n flush=False\n cards.sort()\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_4__public__0000", "expected_output": {"kind": "stdout", "value": "royal flush\npair\nfull house\n"}, "input": {"kind": "stdin", "value": "3\nAH KH QH TH JH\nKH 5S 3C 5C 7D\nQH QD 2S QC 2C"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_49
Welcoming autumn evening is the best for walking along the boulevard and n people decided to do so. The boulevard can be represented as the axis Ox. For every person there are three parameters characterizing the behavior: ti, si, fi — the moment of time when the i-th person starts walking, the start point and the end ...
[{"code": "n = input()\nlines = [map(int, raw_input().split()) for i in xrange(n)]\n\ndef greets(id1, id2):\n if id1 == id2:\n return False\n\n t1, s1, f1 = lines[id1]\n t2, s2, f2 = lines[id2]\n\n d1 = (f1>s1) - (f1<s1)\n d2 = (f2>s2) - (f2<s2)\n l1 = abs(f1-s1)\n l2 = abs(f2-s2)\n \n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_49__public__0000", "expected_output": {"kind": "stdout", "value": "2 2 2"}, "input": {"kind": "stdin", "value": "3\n3 2 4\n4 3 4\n3 6 4"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODEFORCES
[]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_78
A positive integer X is said to be a lunlun number if and only if the following condition is satisfied: * In the base ten representation of X (without leading zeros), for every pair of two adjacent digits, the absolute difference of those digits is at most 1. For example, 1234, 1, and 334 are lunlun numbers, while ...
[{"code": "k=int(input())\n\nq=[\"1\",\"2\",\"3\",\"4\",\"5\",\"6\",\"7\",\"8\",\"9\"]\nx=9\nfor i in q:\n if x>100000:\n break\n x+=1\n a=i[-1]\n for j in ([-1,0,1]):\n bb=int(a)+j\n if bb<10 and bb>=0:\n q.append(i+str(bb))\n\n\nprint(q[k-1])", "is_known_correct": true, "la...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "21"}, "input": {"kind": "stdin", "value": "13"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_78__public...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_79
Given is a tree G with N vertices. The vertices are numbered 1 through N, and the i-th edge connects Vertex a_i and Vertex b_i. Consider painting the edges in G with some number of colors. We want to paint them so that, for each vertex, the colors of the edges incident to that vertex are all different. Among the colo...
[{"code": "#include <bits/stdc++.h>\nusing namespace std;\n \n#define IOS ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);\n#define endl \"\\n\"\n#define int long long\n\nconst int N = 1e5 + 5;\n\nint n, k;\nint deg[N], ans[N];\nvector<pair<int, int> > g[N];\n\nvoid dfs(int u, int par, int c)\n{\n\tfor(auto &it:g[u])\...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_79__public__0000", "expected_output": {"kind": "stdout", "value": "2\n1\n2"}, "input": {"kind": "stdin", "value": "3\n1 2\n2 3"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_80
You are given a 4-character string S consisting of uppercase English letters. Determine if S consists of exactly two kinds of characters which both appear twice in S. Constraints * The length of S is 4. * S consists of uppercase English letters. Input Input is given from Standard Input in the following format: S ...
[{"code": "#include <bits/stdc++.h>\nusing namespace std;\nint main() {\n char s[4];\n for(int i=0;i<4;++i) cin >> s[i];\n sort(s,s+4);\n if(s[0]==s[1]&&s[2]==s[3]&&s[1]!=s[2]) cout << \"Yes\" << endl;\n else cout << \"No\" << endl;\n}", "is_known_correct": true, "language": "cpp", "metadata": {}, "solution_id": "...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "Yes"}, "input": {"kind": "stdin", "value": "FFEE"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_80__pub...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_81
Find the largest integer that can be formed with exactly N matchsticks, under the following conditions: * Every digit in the integer must be one of the digits A_1, A_2, ..., A_M (1 \leq A_i \leq 9). * The number of matchsticks used to form digits 1, 2, 3, 4, 5, 6, 7, 8, 9 should be 2, 5, 5, 4, 5, 6, 3, 7, 6, respectiv...
[{"code": "import java.io.*; \nimport java.math.BigInteger;\nimport java.util.*;\n \npublic class Main {\n public static void main(String[] args) throws IOException {\n FastScanner sc = new FastScanner();\n int N = sc.nextInt();\n int M = sc.nextInt();\n int[] A = new int[M];\n for...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_81__public__0000", "expected_output": {"kind": "stdout", "value": "71111111111111111111111111111111111111111111111111"}, "input": {"kind": "stdin", "value": "101 9\n9 8 7 6 5 4 3 2 1"}, "metadata": {}, "visibility": "public"}, {"case_id": "cod...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_82
You are given a permutation of 1,2,...,N: p_1,p_2,...,p_N. Determine if the state where p_i=i for every i can be reached by performing the following operation any number of times: * Choose three elements p_{i-1},p_{i},p_{i+1} (2\leq i\leq N-1) such that p_{i-1}>p_{i}>p_{i+1} and reverse the order of these three. Cons...
[{"code": "#include<cstdio>\n#include<algorithm>\nusing namespace std;\nint n,a[300005];\nint main(){\n\tscanf(\"%d\",&n);\n\tfor(int i=1;i<=n;++i)scanf(\"%d\",&a[i]);\n\tfor(int i=1,j=1;i<=n;i=j=j+1){\n\t\twhile(1){\n\t\t\tif(j+1>n||a[j+1]!=j+1)break;\n\t\t\tif(j+2>n||a[j+2]==j+2)break;\n\t\t\tj+=2;\n\t\t}\n\t\tfor(in...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "No"}, "input": {"kind": "stdin", "value": "6\n5\n3\n4\n1\n2\n6"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00051-of...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00051-of-00128_85
You are in charge of controlling a dam. The dam can store at most L liters of water. Initially, the dam is empty. Some amount of water flows into the dam every morning, and any amount of water may be discharged every night, but this amount needs to be set so that no water overflows the dam the next morning. It is know...
[{"code": "import java.io.ByteArrayInputStream;\nimport java.io.IOException;\nimport java.io.InputStream;\nimport java.io.PrintWriter;\nimport java.util.Arrays;\nimport java.util.InputMismatchException;\n\npublic class Main {\n\tstatic InputStream is;\n\tstatic PrintWriter out;\n\tstatic String INPUT = \"\";\n\t\n\tsta...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00051-of-00128_85__public__0000", "expected_output": {"kind": "stdout", "value": "1000000000.0000000\n666666669.6666666\n400000005.0000000\n293333338.8666667"}, "input": {"kind": "stdin", "value": "4 15\n1000000000 15\n9 5\n8 6\n7 4"}, "metadata": {}, "visib...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00052-of-00128_0
Suraj, the Chief Prankster is back in action now and this time he has stolen the valentine's day gift given by Ashi (the love of Chef) to the Chef and ran away with it to Byteland. Byteland is a not a regular place like Chef's town. The safest way from Chef's town to Byteland is through the path of tasty dishes. The pa...
[{"code": "arr = []\n\ndef check(ppl):\n\tfor i in range(0,len(arr)):\n\t\tif(arr[i][2]==-1):#magic dish\n\t\t\tppl -= arr[i][1]\n\t\telif(ppl>=arr[i][1]):#clan - applicable\n\t\t\t\tppl += arr[i][2]\n\treturn ppl\n\ndef binary_search(low,high):\n\twhile True:\n\t\t#print low,high\n\t\tif(low+1==high):\n\t\t\tbreak\n\t...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_0__public__0000", "expected_output": {"kind": "stdout", "value": "5\n9\n6"}, "input": {"kind": "stdin", "value": "3\n10\n2 1 3 8 1\n0\n10\n2 1 3 8 5\n0\n10\n2 2 3 8 5\n3 1 2 1 4 3 2 9 1 1"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00052-of-00128_2
Write a program to find the remainder when two given numbers are divided. Input The first line contains an integer T, total number of test cases. Then follow T lines, each line contains two Integers A and B. Output Find remainder when A is divided by B. Constraints 1 ≤ T ≤ 1000 1 ≤ A,B ≤ 10000 Example Input 3...
[{"code": "from sys import stdin, stdout\nt=int(input())\nfor i in range(t):\n A,B = map( int, stdin.readline().rstrip().split() )\n c=A%B\n print(c)", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_2__ref__0000", "...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_2__public__0000", "expected_output": {"kind": "stdout", "value": "1\n100\n10\n"}, "input": {"kind": "stdin", "value": "3 \n1 2\n100 200\n10 40"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00052-of-00128_3
Little Elephant from the Zoo of Lviv likes cards. He has N cards, each of which has one of 1000 colors. The colors are numbered from 1 to 1000. Little Elephant and Big Hippo are playing the following game. At first Little Elephant takes some subset of cards, and Big Hippo takes the rest of them. Here, Little Elephant c...
[{"code": "'''\nCreated on Feb 22, 2013\n\n@author: anuvrat\n'''\n\nimport sys\n\nMODULATOR = 1000000007\n\nclass Memoize( object ):\n def __init__( self, f ):\n self.f, self.cache = f, {}\n\n def __call__( self, *args ):\n if not args in self.cache: self.cache[args] = self.f( *args )\n retur...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_3__public__0000", "expected_output": {"kind": "stdout", "value": "4\n5"}, "input": {"kind": "stdin", "value": "2\n3\n1 2 3\n4\n1 1 3 2"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00052-of-00128_49
Today Berland holds a lottery with a prize — a huge sum of money! There are k persons, who attend the lottery. Each of them will receive a unique integer from 1 to k. The organizers bought n balls to organize the lottery, each of them is painted some color, the colors are numbered from 1 to k. A ball of color c corresp...
[{"code": "n,m=raw_input().split()\nn=int(n);m=int(m)\na=[int(i) for i in raw_input().split()]\ndiv = n/m\nres=0\ns=set(a)\n\nfor i in s:\n if (a.count(i) > div):\n res+=a.count(i)-div\nprint res", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contest...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_49__public__0000", "expected_output": {"kind": "stdout", "value": "3\n"}, "input": {"kind": "stdin", "value": "8 4\n1 2 1 1 1 4 1 4"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00052-...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODEFORCES
[]
null
codecontests__test__code_contests_train.riegeli-00052-of-00128_5
Given an array A1,A2...AN, you have to print the size of the largest contiguous subarray such that GCD of all integers in that subarray is 1. Formally, For a subarray Ai,Ai+1...Aj where 1 ≤ i < j ≤ N to be valid: GCD(Ai,Ai+1...Aj) should be 1. You have to print the size of the largest valid subarray. If no valid subarr...
[{"code": "\"\"\"\nhttp://www.codechef.com/COOK50/problems/SUBGCD\n\"\"\"\nfrom fractions import gcd\n\ndef GCD(L) :\n\t\"\"\"GCD of list L. length of list L is at least 2.\"\"\"\n\tans = L[0]\n\tfor i in xrange(1,len(L)) :\n\t\tans = gcd(ans,L[i])\n\t\tif ans == 1 : break\n\treturn ans\n\nT = int(raw_input())\nfor _ i...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_5__public__0000", "expected_output": {"kind": "stdout", "value": "2\n-1\n"}, "input": {"kind": "stdin", "value": "2\n2\n7 2\n3\n2 2 4"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00052-of-00128_78
Takahashi has decided to work on K days of his choice from the N days starting with tomorrow. You are given an integer C and a string S. Takahashi will choose his workdays as follows: * After working for a day, he will refrain from working on the subsequent C days. * If the i-th character of S is `x`, he will not wor...
[{"code": "n,k,c=map(int, input().split())\ns = input()\nleftmost = []\ncursor = 0\nfor _ in range(k):\n while s[cursor] == 'x':\n cursor += 1\n leftmost.append(cursor)\n cursor += c+1\nrightmost = []\ncursor = n-1\nfor _ in range(k):\n while s[cursor] == 'x':\n cursor -= 1\n rightmost.appe...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "1\n5"}, "input": {"kind": "stdin", "value": "5 2 3\nooxoo"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-0012...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00052-of-00128_79
Given are a sequence of N positive integers A_1, A_2, \ldots, A_N, and a positive integer K. Find the number of non-empty contiguous subsequences in A such that the remainder when dividing the sum of its elements by K is equal to the number of its elements. We consider two subsequences different if they are taken from...
[{"code": "from collections import defaultdict\n\ndef gets():\n return list(map(int, input().split()))\n\nN, K = gets()\nA = gets()\n\nS = [0] * (N + 1)\nfor i in range(N):\n S[i + 1] = (S[i] + A[i] - 1) % K\n\ncnt = defaultdict(int)\nans = 0\ncnt[0] += 1\nfor i in range(1, N+1):\n if i - K >= 0:\n cnt[S[i - K]] ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_79__public__0000", "expected_output": {"kind": "stdout", "value": "4"}, "input": {"kind": "stdin", "value": "5 4\n1 4 2 3 5"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00052-of-00128_80
We have a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n}. Print the number of elements p_i (1 < i < n) that satisfy the following condition: * p_i is the second smallest number among the three numbers p_{i - 1}, p_i, and p_{i + 1}. Constraints * All values in input are integers. * 3 \leq n \leq 20 * p...
[{"code": "N = int(input())\np = list(map(int,input().split()))\n\ns = 0\nfor i in range(1,N-1):\n s += p[i-1] < p[i] < p[i+1] or p[i-1] > p[i] > p[i+1]\n\nprint(s)", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_80__ref...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "5"}, "input": {"kind": "stdin", "value": "9\n9 6 3 2 5 8 7 4 1"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00052-of...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00052-of-00128_82
There is an N-car train. You are given an integer i. Find the value of j such that the following statement is true: "the i-th car from the front of the train is the j-th car from the back." Constraints * 1 \leq N \leq 100 * 1 \leq i \leq N Input Input is given from Standard Input in the following format: N i O...
[{"code": "n,i = map(int,input().split())\nans = n+1-i\nprint(ans)", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_82__ref__0000", "source": "benchmark"}, {"code": "N, i = map(int, input().split())\nprint(N + 1 - i)\n", "is...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "1"}, "input": {"kind": "stdin", "value": "1 1"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00052-of-00128_82__public...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00053-of-00128_0
Teddy and Tracy like to play a game based on strings. The game is as follows. Initially, Tracy writes a long random string on a whiteboard. Then, each player starting with Teddy makes turn alternately. Each turn, the player must erase a contiguous substring that exists in the dictionary. The dictionary consists of N wo...
[{"code": "__author__ = 'robert'\nfrom collections import defaultdict\nimport sys\n\ndef solve(cache, between, i, j):\n if (i, j) in cache:\n return cache[(i, j)]\n if not between[(i, j)]:\n return 0\n if len(between[(i, j)]) == 1:\n return 1\n grundy_numbers = set()\n for word in be...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00053-of-00128_0__public__0000", "expected_output": {"kind": "stdout", "value": "Tracy\nTracy\nTeddy"}, "input": {"kind": "stdin", "value": "3\ncodechef\n2\ncode\nchef\nfoo\n1\nbar\nmississippi\n4\nssissi\nmippi\nmi\nppi"}, "metadata": {}, "visibility": "pub...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00053-of-00128_2
Consider a currency system in which there are notes of seven denominations, namely, Rs. 1, Rs. 2, Rs. 5, Rs. 10, Rs. 50, Rs. 100. If the sum of Rs. N is input, write a program to computer smallest number of notes that will combine to give Rs. N. Input The first line contains an integer T, total number of testcases. T...
[{"code": "for x in range(int(raw_input())):\n\tvarAmount = int(raw_input())\n\ttotalNotes = 0\n\tfor denomination in [100, 50, 10, 5, 2, 1]:\n\t\tif varAmount != 0:\n\t\t\tvarNotes = varAmount//denomination\n\t\t\tvarAmount -= varNotes*denomination\n\t\t\ttotalNotes += varNotes\n\tprint totalNotes", "is_known_correct"...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00053-of-00128_2__public__0000", "expected_output": {"kind": "stdout", "value": "12\n5\n7\n"}, "input": {"kind": "stdin", "value": "3 \n1200\n500\n242"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00053-of-00128_3
The Little Elephant from the Zoo of Lviv has an array A that consists of N positive integers. Let A[i] be the i-th number in this array (i = 1, 2, ..., N). Find the minimal number x > 1 such that x is a divisor of all integers from array A. More formally, this x should satisfy the following relations: A[1] mod x = 0...
[{"code": "from fractions import gcd\ndef divisors_min(r):\n if(r%2==0):\n return 2\n elif(r%3==0):\n return 3\n else:\n y=2\n i=5\n while i<pow(r,0.5)+1:\n if(r%i==0):\n return i\n i+=y\n y=6-y\n return r \ndef gcd2(l...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00053-of-00128_3__public__0000", "expected_output": {"kind": "stdout", "value": "2\n-1\n"}, "input": {"kind": "stdin", "value": "2\n3\n2 4 8\n3\n4 7 5"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00053-of-00128_4
Farmer Feb has three fields with potatoes planted in them. He harvested x potatoes from the first field, y potatoes from the second field and is yet to harvest potatoes from the third field. Feb is very superstitious and believes that if the sum of potatoes he harvests from the three fields is a prime number (http://en...
[{"code": "import sys\n\nprimes = [2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61,\n67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149,\n151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233,\n239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 3...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00053-of-00128_4__public__0000", "expected_output": {"kind": "stdout", "value": "1\n4\n"}, "input": {"kind": "stdin", "value": "2\n1 3\n4 3"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00053-of-00128_5
Given an array A1, A2, ..., AN, count the number of subarrays of array A which are non-decreasing. A subarray A[i, j], where 1 ≤ i ≤ j ≤ N is a sequence of integers Ai, Ai+1, ..., Aj. A subarray A[i, j] is non-decreasing if Ai ≤ Ai+1 ≤ Ai+2 ≤ ... ≤ Aj. You have to count the total number of such subarrays. Input The fi...
[{"code": "n = int(raw_input())\nfor i in xrange(n):\n\tl = int(raw_input())\n\tlist_a = [0]\n\tprev = -1\n\tnumList = [int(x) for x in raw_input().split()]\n\tfor num in numList:\n\t\tif num >= prev:\n\t\t\tlist_a.append(list_a[-1] + 1)\n\t\telse:\n\t\t\tlist_a.append(1)\n\t\tprev = num\n\tprint sum(list_a)", "is_know...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00053-of-00128_5__public__0000", "expected_output": {"kind": "stdout", "value": "6\n1\n"}, "input": {"kind": "stdin", "value": "2\n4\n1 4 2 3\n1\n5"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00053-of-00128_78
Given is a positive integer N. We will choose an integer K between 2 and N (inclusive), then we will repeat the operation below until N becomes less than K. * Operation: if K divides N, replace N with N/K; otherwise, replace N with N-K. In how many choices of K will N become 1 in the end? Constraints * 2 \leq N ...
[{"code": "#include <bits/stdc++.h>\nusing namespace std;\n\nint main(){\n int64_t N;\n cin >> N;\n\n unordered_set<int64_t> divs;\n\n // 2以上であるN-1の約数,\n // Nの約数の一部を(N自身とsqrt(N)以下のものを試して)追加\n divs.insert(N);\n if(N-1 > 1){ divs.insert(N-1); }\n int64_t div= 2;\n while(div*div <= N){\n int cnt= 0;\n int64...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00053-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "9"}, "input": {"kind": "stdin", "value": "314159265358"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00053-of-00128_7...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00053-of-00128_80
Takahashi made N problems for competitive programming. The problems are numbered 1 to N, and the difficulty of Problem i is represented as an integer d_i (the higher, the harder). He is dividing the problems into two categories by choosing an integer K, as follows: * A problem with difficulty K or higher will be for ...
[{"code": "import java.util.*;\nimport java.util.Arrays;\npublic class Main {\n\tpublic static void main(String[] args){\n\t\tScanner sc = new Scanner(System.in);\n\t\tint n = sc.nextInt();\n \tint a[] = new int[n];\n \tint s = 0;\n \tfor (int i = 0; i < n; i++){\n \ta[i] = sc.nextInt();\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00053-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "0"}, "input": {"kind": "stdin", "value": "8\n9 1 14 5 5 4 4 14"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00053-of...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00053-of-00128_82
There is a grid of squares with H horizontal rows and W vertical columns. The square at the i-th row from the top and the j-th column from the left is represented as (i, j). Each square is black or white. The color of the square is given as an H-by-W matrix (a_{i, j}). If a_{i, j} is `.`, the square (i, j) is white; if...
[{"code": "#include<bits/stdc++.h>\nusing namespace std;\ntypedef long long ll;\nint main() {\n\tint h, w;\n\tcin >> h >> w;\n\tbool x[110] = { 0 }, y[110] = { 0 };\n\tvector<string>s(h);\n\tfor (int i = 0; i < h; i++) {\n\t\tcin >> s[i];\n\t}\n\tfor (int i = 0; i<h; i++) {\n\t\tfor (int j = 0; j<w; j++) {\n\t\t\tif (s...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00053-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "###\n###\n.##"}, "input": {"kind": "stdin", "value": "4 4\n##.#\n....\n##.#\n.#.#"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_tra...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00054-of-00128_0
Akhil comes across a string S of length N. He started wondering about the smallest lexicographical subsequence of string S of length K. A subsequence of a string is formed by deleting some characters (possibly none) from it's original string. A string A is said to be lexicographically smaller than the string B of the s...
[{"code": "import heapq\n \ndef solve(s, k):\n res = []\n start_index = -1\n end_index = len(s) - k\n #choose the staring window\n h = [(y, x) for x, y in enumerate(s[:end_index])]\n heapq.heapify(h)\n\n for _ in range(k):\n # enlarge the window by increamenting one (character, pos_of_har...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_0__public__0000", "expected_output": {"kind": "stdout", "value": "abc\nab"}, "input": {"kind": "stdin", "value": "2\nabdc\n3\nbacb\n2"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00054-of-00128_1
Churu is taking the course called “Introduction to Data Structures”. Yesterday, he learned how to use a stack to check is a given parentheses expression is balanced or not. He finds it intriguing, and more importantly, he was given an assignment. The professor gave him a string S containing characters “(” and “)”, and ...
[{"code": "t=input()\nwhile t>0:\n t-=1\n n,k=map(int,raw_input().split())\n li=['0']*n\n flag=0\n while k>0:\n k-=1\n a,b=map(int,raw_input().split())\n for i in range(a,b+1,2):\n li[i]=\"(\"\n li[i+1]=\")\"\n for i in range(n):\n if li[i]=='0' and fl...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_1__public__0000", "expected_output": {"kind": "stdout", "value": "()()\n(())"}, "input": {"kind": "stdin", "value": "2\n4 1\n0 3\n4 2\n0 3\n1 2"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00054-of-00128_2
You're given an integer N. Write a program to calculate the sum of all the digits of N. Input The first line contains an integer T, total number of testcases. Then follow T lines, each line contains an integer N. Output Calculate the sum of digits of N. Constraints 1 ≤ T ≤ 1000 1 ≤ N ≤ 100000 Example Inpu...
[{"code": "t=int(raw_input())\nwhile(t>0):\n\tn=[]\n\ta=raw_input()\n\tn=list(a)\n\tn=map(int,list(n))\n\tprint sum(n)\n\tt-=1", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_2__ref__0000", "source": "benchmark"}, {"code": ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_2__public__0000", "expected_output": {"kind": "stdout", "value": "15\n9\n8\n"}, "input": {"kind": "stdin", "value": "3 \n12345\n31203\n2123"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00054-of-00128_3
Little Elephant from the Zoo of Lviv hates exams. Since Little Elephant lives in Ukraine, he is going to take exams called 'ZNO'. Help him. There will be n tickets on the table. Each ticket has a number written on it. The i-th ticket can be numbered Ai with probability Pi percent and with probability 100-Pi percent it ...
[{"code": "#! /usr/bin/env python\n# -* - coding: UTF-8 -* -\nrounds = int(raw_input())\n\nA,B,P = [],[],[]\n\ndef main():\n for _ in range(rounds):\n tickets = int(raw_input())\n global A, B, P\n A,B,P = [],[],[]\n\n for _ in range(tickets):\n p, a, b = raw_input().split(\" \"...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_3__public__0000", "expected_output": {"kind": "stdout", "value": "0.5\n0.3478\n"}, "input": {"kind": "stdin", "value": "2\n2\n50 1 2\n50 2 1\n3\n100 1 3\n47 2 1\n74 3 2"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00054-of-00128_78
A string of length 6 consisting of lowercase English letters is said to be coffee-like if and only if its 3-rd and 4-th characters are equal and its 5-th and 6-th characters are also equal. Given a string S, determine whether it is coffee-like. Constraints * S is a string of length 6 consisting of lowercase English l...
[{"code": "import java.util.*;\n\nclass Main {\n public static void main(String[] args) {\n Scanner sc = new Scanner(System.in);\n String s = sc.next();\n if ((s.charAt(2) == s.charAt(3)) && (s.charAt(4) == s.charAt(5)))\n System.out.println(\"Yes\");\n else\n System...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "Yes"}, "input": {"kind": "stdin", "value": "coffee"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_78__p...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00054-of-00128_80
There are K blue balls and N-K red balls. The balls of the same color cannot be distinguished. Snuke and Takahashi are playing with these balls. First, Snuke will arrange the N balls in a row from left to right. Then, Takahashi will collect only the K blue balls. In one move, he can collect any number of consecutive ...
[{"code": "import math\ndef comb(n, r):\n return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))\n\nn,k = map(int,input().split())\nfor i in range(1,k+1):\n if n - k + 1 >= i:\n print(comb(n - k + 1,i) * comb(k-1,i-1) % (10**9 + 7))\n else:\n print(0)\n \n ", "is_known_correct": ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "3\n6\n1"}, "input": {"kind": "stdin", "value": "5 3"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_80__...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00054-of-00128_82
There are N candles placed on a number line. The i-th candle from the left is placed on coordinate x_i. Here, x_1 < x_2 < ... < x_N holds. Initially, no candles are burning. Snuke decides to light K of the N candles. Now, he is at coordinate 0. He can move left and right along the line with speed 1. He can also light...
[{"code": "import java.util.*;\nimport static java.lang.Math.*;\nimport java.math.BigInteger;\n\npublic class Main {\n\tpublic static void main(String[] args){\n\t\tScanner sc = new Scanner(System.in);\n\t\t\n\t\t// 入力\n\t\tint n = sc.nextInt();\n\t\tint k = sc.nextInt();\n\t\tint[] x = new int[n];\n\t\tfor(int i = 0; ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00054-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "10"}, "input": {"kind": "stdin", "value": "8 5\n-9 -7 -4 -3 1 2 3 4"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-000...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00055-of-00128_1
Today is Chef's birthday. His mom gifted him a truly lovable gift, a permutation of first N positive integers. She placed the permutation on a very long table in front of Chef and left it for him to play with it. But as there was a lot of people coming and wishing him. It was interfering with his game which made him ve...
[{"code": "A = []\ndef series(n):\n return int(( n * (n + 1) ) / 2)\nt = input()\nwhile t > 0:\n n,k = list(map(int,raw_input().split()))\n if k != 0:\n A = list(map(int,raw_input().split()))\n A.append(n + 1)\n A.sort()\n s = 0\n i = 0\n if k == 0:\n s = series(n)\n else:\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_1__public__0000", "expected_output": {"kind": "stdout", "value": "Mom\nChef"}, "input": {"kind": "stdin", "value": "2\n5 2\n3 5\n5 1\n1"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00055-of-00128_2
Write a program, which takes an integer N and if the number is less than 10 then display "What an obedient servant you are!" otherwise print "-1". Input The first line contains an integer T, total number of testcases. Then follow T lines, each line contains an integer N. Output Output the given string or -1 depend...
[{"code": "t=int(raw_input())\nwhile t:\n t-=1\n n=int(raw_input())\n if n<10:\n print \"What an obedient servant you are!\"\n else:\n print \"-1\"", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_2__ref__000...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_2__public__0000", "expected_output": {"kind": "stdout", "value": "What an obedient servant you are!\n-1\nWhat an obedient servant you are!\n"}, "input": {"kind": "stdin", "value": "3 \n1\n12\n-5"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00055-of-00128_3
Little Elephant likes lemonade. When Little Elephant visits any room, he finds the bottle of the lemonade in that room that contains the greatest number of litres of lemonade and drinks it all. There are n rooms (numbered from 0 to n-1), each contains Ci bottles. Each bottle has a volume (in litres). The first room v...
[{"code": "t = int(raw_input())\nfor q in xrange(t):\n\ts = raw_input().split();\n\tn = int(s[0])\n\tm = int(s[1])\n\trooms = map(int,raw_input().split());\n\tarr = [];\n\tcount = 0;\n\tfor p in xrange(n):\n\t\ta = map(int,raw_input().split());\n\t\ta = a[1:];\n\t\ta.sort();\n\t\tarr.append(a);\n\tfor i in xrange(m):\n...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_3__public__0000", "expected_output": {"kind": "stdout", "value": "17\n22\n"}, "input": {"kind": "stdin", "value": "2\n3 3\n0 2 1\n3 1 2 3\n1 7\n2 4 7\n4 7\n0 1 3 0 1 0 0\n1 7\n3 9 4 5\n7 1 2 3 4 5 6 7\n1 1"}, "metadata": {}, "visibility": "pub...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00055-of-00128_5
Little Elephant is playing a game with arrays. He is given an array A0, A1, ..., AN−1 of N integers. And then Q queries are given, each containing an integer K. He has to tell how many subarrays satisfy the condition: the function foo returns K when it is applied to the subarray. In this problem, a subarray is defined ...
[{"code": "N = int(raw_input())\nA = map(int, raw_input().split(\" \"))\nmin_list = []\nfor i in xrange(N):\n for j in xrange(i,N):\n min_list.append(min(A[i:j+1]))\nfor _ in xrange(int(raw_input())):\n K = int(raw_input())\n print min_list.count(K)", "is_known_correct": true, "language": "python", "met...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_5__public__0000", "expected_output": {"kind": "stdout", "value": "2\n2\n0\n8\n"}, "input": {"kind": "stdin", "value": "5\n4 1 2 3 4\n4\n3\n4\n6\n1"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00055-of-00128_78
Takahashi loves gold coins. He gains 1000 happiness points for each 500-yen coin he has and gains 5 happiness points for each 5-yen coin he has. (Yen is the currency of Japan.) Takahashi has X yen. If he exchanges his money so that he will gain the most happiness points, how many happiness points will he earn? (We as...
[{"code": "import java.util.*;\npublic class Main{\n public static void main(String[] args) {\n Scanner in = new Scanner(System.in);\n int a = in.nextInt();\n long x = (a/500)*1000;\n x+=((a%500)/5)*5;\n System.out.println(x);\n }\n}", "is_known_correct": true, "language": "java...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "0"}, "input": {"kind": "stdin", "value": "0"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_78__public__...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00055-of-00128_80
Ken loves ken-ken-pa (Japanese version of hopscotch). Today, he will play it on a directed graph G. G consists of N vertices numbered 1 to N, and M edges. The i-th edge points from Vertex u_i to Vertex v_i. First, Ken stands on Vertex S. He wants to reach Vertex T by repeating ken-ken-pa. In one ken-ken-pa, he does th...
[{"code": "import java.util.ArrayDeque;\nimport java.util.ArrayList;\nimport java.util.HashMap;\nimport java.util.List;\nimport java.util.Map;\nimport java.util.Queue;\nimport java.util.Scanner;\n\npublic class Main {\n\n\tpublic static void main(String[] args) {\n\t\tScanner in = new Scanner(System.in);\n\t\tint n = i...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "2"}, "input": {"kind": "stdin", "value": "4 4\n1 2\n2 3\n3 4\n4 1\n1 3"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00055-of-00128_82
We will define the median of a sequence b of length M, as follows: * Let b' be the sequence obtained by sorting b in non-decreasing order. Then, the value of the (M / 2 + 1)-th element of b' is the median of b. Here, / is integer division, rounding down. For example, the median of (10, 30, 20) is 20; the median of ...
[{"code": "#include<cstdio>\n#include<cstring>\n#include<algorithm>\n#define ll long long\n#define int long long\n#define MN 100005\nusing namespace std;\ninline int in(){\n int x=0;bool f=0;char c;\n for (;(c=getchar())<'0'||c>'9';f=c=='-');\n for (x=c-'0';(c=getchar())>='0'&&c<='9';x=(x<<3)+(x<<1)+c-'0');\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "30"}, "input": {"kind": "stdin", "value": "3\n10 30 20"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00055-of-00128_8...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00056-of-00128_2
While purchasing certain items, a discount of 10% is offered if the quantity purchased is more than 1000. If the quantity and price per item are input, write a program to calculate the total expenses. Input The first line contains an integer T, total number of test cases. Then follow T lines, each line contains inte...
[{"code": "DEBUG = False\n\ndef print_debug(s):\n if DEBUG: print str(s);\n\ndef calculate(quantity, price):\n return (quantity * price) * (0.9 if quantity > 1000 else 1.0)\n\ndef run():\n print_debug('Number of entries:')\n lines = int(raw_input())\n while (lines > 0):\n print_debug(\"Entry in fo...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_2__public__0000", "expected_output": {"kind": "stdout", "value": "12000.000000\n200.000000\n21600.000000\n"}, "input": {"kind": "stdin", "value": "3 \n100 120\n10 20\n1200 20"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00056-of-00128_4
Polo, the Penguin, likes numbers. He says that the goodness of a number is itself multiplied by the number of digits in it's decimal representation. For example, the goodness of the integer 474 is 474*3 = 1422. Help him to count the sum of goodness of all integers from L to R, inclusive. Since the answer can be too lar...
[{"code": "import sys\nimport math\n\nt= int(sys.stdin.readline())\nwhile(t>0) :\n\tt = t-1\n\tl,r = sys.stdin.readline().split(' ')\n\tl = int(l)\n\tr = int(r)\n\tcat1 = int(math.log10(l));\n\tcat2 = int(math.log10(r));\n\tif cat1==cat2:\n\t\tsum = (r*(r+1)/2 - (l*(l-1)/2))*(cat1+1);\n\t\tprint sum%1000000007\n\telse...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_4__public__0000", "expected_output": {"kind": "stdout", "value": "75\n"}, "input": {"kind": "stdin", "value": "1\n9 12"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00056-of-00128_68
Given a list of phone numbers, determine if it is consistent in the sense that no number is the prefix of another. Let’s say the phone catalogue listed these numbers: •Emergency 911 •Vidhant 97625 99944 •Bob 91125 42682 In this case, it’s not possible to call Bob, because the central would direct your call to the emerg...
[{"code": "from sys import stdin\nt = int(stdin.readline())\nfor tt in xrange(t):\n\tn = int(stdin.readline())\n\ta = []\n\tfor i in xrange(n):\n\t\tx = stdin.readline().strip()\n\t\ta.append(x)\n\tvalid = 1\n\ta.sort()\n\tfor i in xrange(n-1):\n\t\tfor j in xrange(i+1,i+2):\n\t\t\tif a[j].startswith(a[i]):\n\t\t\t\tva...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_68__public__0000", "expected_output": {"kind": "stdout", "value": "NO\nYES"}, "input": {"kind": "stdin", "value": "2\n3\n911\n97625999\n91125426\n5\n113\n12340\n123440\n12345\n98346\n\nSAMPLE"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
HACKEREARTH
[]
null
codecontests__test__code_contests_train.riegeli-00056-of-00128_71
Today is Kriti's birthday but I forgot to bring a gift for her. She is very angry with me. I have an idea for a gift. She likes coding very much. Why not give her a problem to solve as her gift? I know a problem but I am not sure whether its solvable or not. The problem initially has N strings numbered 1 to N. The pr...
[{"code": "def hash_value(s):\n\ta = [ord(i)-97 for i in s]\n\tp = 0\n\tb = 0\n\t#hv = 10**9 + 7\n\tfor i in xrange(len(a)-1,-1,-1):\n\t\tp+=(a[i]*(26**b))\n\t\t#p%=hv\n\t\tb+=1\n\treturn p\nt = input()\nall_str = {}\nfor i in xrange(t):\n\txy = hash_value(raw_input())\n\tif xy in all_str:\n\t\tall_str[xy]+=[i]\n\telse...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_71__public__0000", "expected_output": {"kind": "stdout", "value": "1\n2\n0"}, "input": {"kind": "stdin", "value": "3\nabc\ndef\nabc\n3\n1 2 abc\n1 3 abc\n1 2 hgj\n\nSAMPLE"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
HACKEREARTH
[]
null
codecontests__test__code_contests_train.riegeli-00056-of-00128_77
You will turn on the air conditioner if, and only if, the temperature of the room is 30 degrees Celsius or above. The current temperature of the room is X degrees Celsius. Will you turn on the air conditioner? Constraints * -40 \leq X \leq 40 * X is an integer. Input Input is given from Standard Input in the follo...
[{"code": "#include<stdio.h>\nint main()\n{\n\tint n;\n\tscanf(\"%d\",&n);\n\tif(n<30) printf(\"No\\n\");\n\telse printf(\"Yes\\n\");\t\n} ", "is_known_correct": true, "language": "cpp", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_77__ref__0000", "source": "benchmark"}...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_77__public__0000", "expected_output": {"kind": "stdout", "value": "No"}, "input": {"kind": "stdin", "value": "25"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_77__public...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00056-of-00128_78
There is a circular pond with a perimeter of K meters, and N houses around them. The i-th house is built at a distance of A_i meters from the northmost point of the pond, measured clockwise around the pond. When traveling between these houses, you can only go around the pond. Find the minimum distance that needs to ...
[{"code": "k,n=map(int,input().split())\nl=list(map(int, input().split()))\nm=k-(l[n-1]-l[0])\nfor i in range(1,n):\n\tm=max(m,l[i]-l[i-1])\nprint(k-m)", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_78__ref__0000", "source...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "10"}, "input": {"kind": "stdin", "value": "20 3\n5 10 15"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00056-of-00128_80
Find the number of sequences of length K consisting of positive integers such that the product of any two adjacent elements is at most N, modulo 10^9+7. Constraints * 1\leq N\leq 10^9 * ~~1~~ 2\leq K\leq 100 (fixed at 21:33 JST) * N and K are integers. Input Input is given from Standard Input in the following forma...
[{"code": "import sys\ndef solve():\n N, K = map(int, input().split())\n MOD = 10**9 + 7\n\n U = []; V = []\n for x in range(1, int(N**.5)+1):\n U.append(x)\n if x < N//x:\n V.append(N//x)\n V.reverse(); U.extend(V)\n\n L = len(U)\n prv = 0\n R = []\n for x in U:\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_80__public__0000", "expected_output": {"kind": "stdout", "value": "147"}, "input": {"kind": "stdin", "value": "10 3"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_80__pub...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00056-of-00128_82
Let N be an even number. There is a tree with N vertices. The vertices are numbered 1, 2, ..., N. For each i (1 \leq i \leq N - 1), the i-th edge connects Vertex x_i and y_i. Snuke would like to decorate the tree with ribbons, as follows. First, he will divide the N vertices into N / 2 pairs. Here, each vertex must ...
[{"code": "#include <bits/stdc++.h>\nusing namespace std;\n\nnamespace TYC\n{\n\ttypedef long long ll;\n\tconst int N = 5005, mod = 1e9 + 7;\n\n\tint n, F[N][N], V[N], Siz[N];\n\tvector<int> E[N];\n\n\tinline int read()\n\t{\n\t\tint x = 0, f = 0, ch = getchar();\n\t\twhile (!isdigit(ch))\n\t\t\tf |= (ch == '-'), ch = ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_82__public__0000", "expected_output": {"kind": "stdout", "value": "2"}, "input": {"kind": "stdin", "value": "4\n1 2\n2 3\n3 4"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-001...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00056-of-00128_83
E869120 has A 1-yen coins and infinitely many 500-yen coins. Determine if he can pay exactly N yen using only these coins. Constraints * N is an integer between 1 and 10000 (inclusive). * A is an integer between 0 and 1000 (inclusive). Input Input is given from Standard Input in the following format: N A Output...
[{"code": "a = int(input())\nb = int(input())\nprint(\"Yes\" if (a % 500 <= b) else \"No\")\n", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_83__ref__0000", "source": "benchmark"}, {"code": "import java.util.Scanner;\n \np...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_83__public__0000", "expected_output": {"kind": "stdout", "value": "No"}, "input": {"kind": "stdin", "value": "2763\n0"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00056-of-00128_83__p...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null
codecontests__test__code_contests_train.riegeli-00057-of-00128_0
Digory Kirke and Polly Plummer are two kids living next door to each other. The attics of the two houses are connected to each other through a passage. Digory's Uncle Andrew has been secretly doing strange things in the attic of his house, and he always ensures that the room is locked. Being curious, Digory suspects th...
[{"code": "test=int(raw_input())\nwhile test:\n s=raw_input()\n days=0\n count=0\n maximum=0\n for i in range(len(s)):\n if s[i] == '#':\n if count>maximum:\n days+=1\n maximum=count\n count=0\n else:\n count=0\n ...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00057-of-00128_0__public__0000", "expected_output": {"kind": "stdout", "value": "0\n2\n1\n2\n"}, "input": {"kind": "stdin", "value": "4\n####\n##.#..#\n##..#.#\n##.#....#"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00057-of-00128_2
Write a program that takes in a letterclass ID of a ship and display the equivalent string class description of the given ID. Use the table below. Class ID Ship Class B or b BattleShip C or c Cruiser D or d Destroyer F or f Frigate Input The first line contains an integer T, total number of testcases. Then...
[{"code": "t=input()\nfor i in range(t):\n dic={'b':'BattleShip','B':'BattleShip','c':'Cruiser','C':'Cruiser','d':'Destroyer','D':'Destroyer','f':'Frigate','F':'Frigate'}\n s=raw_input()\n print dic[s]", "is_known_correct": true, "language": "python", "metadata": {}, "solution_id": "codecontests__test__code_co...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00057-of-00128_2__public__0000", "expected_output": {"kind": "stdout", "value": "BattleShip\nCruiser\nDestroyer\n"}, "input": {"kind": "stdin", "value": "3 \nB\nc\nD"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00057-of-00128_4
Polo, the Penguin, has a lot of tests tomorrow at the university. He knows that there are N different questions that will be on the tests. For each question i (i = 1..N), he knows C[i] - the number of tests that will contain this question, P[i] - the number of points that he will get for correctly answering this questi...
[{"code": "def knapsack(weights,values,maxw):\n n=len(weights)\n m=[]\n tmp=[]\n for i in xrange(0,maxw+1):\n\ttmp.append(0)\n m.append(tmp)\n for i in xrange(1,n):\n\ttmp=[]\n\tfor j in xrange(0,maxw+1):\n\t if j<weights[i]:\n\t\ttmp.append(m[i-1][j])\n\t else:\n\t\ttmp.append(max(m[i-1][j],m[i...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00057-of-00128_4__public__0000", "expected_output": {"kind": "stdout", "value": "11\n"}, "input": {"kind": "stdin", "value": "1\n3 7\n1 2 3\n2 3 5\n3 3 3"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00057-of-00128_5
Given an array of N numbers, a pair of numbers is called good if difference between the two numbers is strictly less than D. Find out maximum possible sum of all good disjoint pairs that can be made from these numbers. Sum of X pairs is the sum of all 2*X numbers in the pairs. Input First line contains T, the number o...
[{"code": "'''\nCreated on 21-Jul-2015\n\n@author: Venkatesh\n'''\n\n\ndef read_int_list():\n return [int(x) for x in raw_input().split()]\n\n\ndef read_int():\n return int(raw_input())\n\n\ndef get_max_sum(nums, n, d):\n nums.sort(reverse=True)\n total, ind = 0, 0\n while ind+1 < n:\n diff = nums...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00057-of-00128_5__public__0000", "expected_output": {"kind": "stdout", "value": "8\n22\n37\n"}, "input": {"kind": "stdin", "value": "3\n3 3\n3 5 8\n4 3\n5 8 10 12\n5 3\n3 2 8 17 15"}, "metadata": {}, "visibility": "public"}]
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
CODECHEF
[]
null
codecontests__test__code_contests_train.riegeli-00057-of-00128_78
We have an undirected graph G with N vertices numbered 1 to N and N edges as follows: * For each i=1,2,...,N-1, there is an edge between Vertex i and Vertex i+1. * There is an edge between Vertex X and Vertex Y. For each k=1,2,...,N-1, solve the problem below: * Find the number of pairs of integers (i,j) (1 \leq i...
[{"code": "import java.util.*;\n\npublic class Main{\n\tpublic static void main(String[] arg){\n Scanner sc=new Scanner(System.in);\n int n=sc.nextInt(); \n int x=sc.nextInt();\n int y=sc.nextInt();\n int dp[][]=new int[n+1][n+1];\n dp[x][y]=1;\n for(int i=1;i<n;i++){\n for(i...
[{"case_id": "codecontests__test__code_contests_train.riegeli-00057-of-00128_78__public__0000", "expected_output": {"kind": "stdout", "value": "7\n8\n4\n2\n0\n0"}, "input": {"kind": "stdin", "value": "7 3 7"}, "metadata": {}, "visibility": "public"}, {"case_id": "codecontests__test__code_contests_train.riegeli-00057-of...
{"comparison": {"case_sensitive": true, "numeric_tolerance": null, "strip_trailing_whitespace": true, "type": "exact_or_token_match"}, "entry_point": null, "eval_mode": "stdin_stdout", "language": "python", "memory_limit_mb": 512, "requires_special_judge": false, "timeout_seconds": 5, "unsupported_reason": null}
CodeContests
ATCODER
[""]
null