id stringlengths 32 32 ⌀ | instruction_seed stringlengths 195 26.8k | output stringlengths 3.8k 70.4k ⌀ | source stringclasses 9
values | license stringclasses 4
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values | difficulty int64 6 10 | solution stringlengths 36 7.95k ⌀ | index stringclasses 44
values | _source stringclasses 2
values | difficulty_reasoning stringlengths 280 798 | __original_row_idx int64 2 42k | ms_id int64 1 3.95k | reasoning sequencelengths 16 16 | deepseek_solution sequencelengths 16 16 | final_reasoning_trace sequencelengths 16 16 | correct sequencelengths 16 16 | classifier_reasoning stringlengths 58 506 | _majority_responses sequencelengths 2 16 | verified_final_reasoning_trace stringlengths 2.57k 103k | conversations listlengths 2 2 |
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null | "Your challenge today is to take input like this:\nfbcfbee\nffcabbe\ndebceec\nbccabbe\nedcfbcd\ndaea(...TRUNCATED) | null | null | null | null | null | 7 | null | null | stackexchange_codegolf | "The problem requires knowledge of game mechanics for a Bejeweled-like game, involves complex condit(...TRUNCATED) | 18,783 | 3,530 | ["Okay, I need to solve this problem where I have to find the best possible move in a Bejeweled-like(...TRUNCATED) | ["To solve this problem, we need to determine the best possible move in a Bejeweled-like game based (...TRUNCATED) | ["<think>\nOkay, I need to solve this problem where I have to find the best possible move in a Bejew(...TRUNCATED) | [
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8395882ce7587c1b901f2a6600d9af4b | "Bytelandian Tree Factory produces trees for all kinds of industrial applications. You have been tas(...TRUNCATED) | "<think>\nOkay, let's see. I need to find a way to construct the desired tree from a bamboo blank us(...TRUNCATED) | codeforces | cc-by-4.0 | code_contests | train | 8 | "n = int(input())\np = list(map(int, input().split()))\n\nchildren = [[] for _ in range(n)]\nfor i i(...TRUNCATED) | null | nvidia/OpenCodeReasoning | "The problem involves understanding and manipulating a specific tree structure based on defined oper(...TRUNCATED) | 10,341 | 1,938 | ["Okay, let's tackle this problem. So, the task is to find a way to convert a bamboo into a specific(...TRUNCATED) | ["To solve this problem, we need to transform a bamboo (a linear chain of nodes) into a specified tr(...TRUNCATED) | ["<think>\nOkay, let's tackle this problem. So, the task is to find a way to convert a bamboo into a(...TRUNCATED) | [
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] | "The provided answer does not contain any long paragraphs. Each paragraph is broken down into smalle(...TRUNCATED) | ["<think>\nOkay, let's tackle this problem. So, the task is to find a way to convert a bamboo into a(...TRUNCATED) | "<think>\nOkay, let's see. So the problem is about transforming a bamboo into a specific tree using (...TRUNCATED) | [{"from":"human","value":"Bytelandian Tree Factory produces trees for all kinds of industrial applic(...TRUNCATED) |
e2434f308184a953d2f4278942b67ab9 | "Now that you have proposed a fake post for the HC2 Facebook page, Heidi wants to measure the qualit(...TRUNCATED) | "<think>\nOkay, let's tackle this problem. So, the task is to compute the self-similarity of a strin(...TRUNCATED) | codeforces | cc-by-4.0 | code_contests | train | 8 | "class State:\n __slots__ = ['next', 'link', 'len', 'cnt']\n def __init__(self):\n self(...TRUNCATED) | null | nvidia/OpenCodeReasoning | "The problem involves calculating the self-similarity of strings using substrings and their occurren(...TRUNCATED) | 7,237 | 1,314 | ["Okay, so I need to calculate the self-similarity of a string s as defined by the formula. The form(...TRUNCATED) | ["To solve this problem, we need to calculate the self-similarity of a string, which is defined as t(...TRUNCATED) | ["<think>\nOkay, so I need to calculate the self-similarity of a string s as defined by the formula.(...TRUNCATED) | [
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] | "The provided answer is free of long paragraphs, as it does not exceed the 750-word limit in any of (...TRUNCATED) | ["<think>\nOkay, so I need to calculate the self-similarity of a string s as defined by the formula.(...TRUNCATED) | "<think>\nOkay, let's see. The problem is to compute the self-similarity of a string s. The formula (...TRUNCATED) | [{"from":"human","value":"Now that you have proposed a fake post for the HC2 Facebook page, Heidi wa(...TRUNCATED) |
3d3b161c99e34bdd5c0d556b2f6c18e1 | "After realizing that Zookeeper is just a duck, the animals have overthrown Zookeeper. They now have(...TRUNCATED) | "<think>\nOkay, let's try to figure out this problem. So, the problem is about simulating a tourname(...TRUNCATED) | codeforces | cc-by-4.0 | code_contests | train | 8 | "n = int(input())\nanimals = []\nfor _ in range(n):\n a, b, c = map(int, input().split())\n an(...TRUNCATED) | null | nvidia/OpenCodeReasoning | "This problem involves simulating a complex tournament with rules about strength based on consecutiv(...TRUNCATED) | 24,627 | 3,503 | ["Okay, let's try to solve this problem. Hmm. The problem is about animals fighting in a tournament (...TRUNCATED) | ["To solve this problem, we need to simulate a fighting tournament where animals challenge the curre(...TRUNCATED) | ["<think>\nOkay, let's try to solve this problem. Hmm. The problem is about animals fighting in a to(...TRUNCATED) | [
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] | "The provided answer does not contain any long paragraphs. Each paragraph is clearly separated and d(...TRUNCATED) | ["<think>\nOkay, let's try to solve this problem. Hmm. The problem is about animals fighting in a to(...TRUNCATED) | "<think>\nOkay, I need to solve this problem where animals fight to become the ruler. Let's read the(...TRUNCATED) | [{"from":"human","value":"After realizing that Zookeeper is just a duck, the animals have overthrown(...TRUNCATED) |
f1ada45c48b7a373aa9d3e40c396b7fa | "Two players play the following game. Initially, the players have a knife and a rectangular sheet of(...TRUNCATED) | "<think>\nOkay, let's see. The problem is about a game where two players take turns cutting a paper (...TRUNCATED) | codeforces | cc-by-4.0 | code_contests | train | 8 | "n, m, k = map(int, input().split())\nvertical_cuts = set()\nhorizontal_cuts = set()\n\nfor _ in ran(...TRUNCATED) | null | nvidia/OpenCodeReasoning | "This problem involves a combination of game theory and combinatorial reasoning, particularly relate(...TRUNCATED) | 19,671 | 3,413 | ["Okay, so I need to solve this problem where two players are cutting a rectangular paper with some (...TRUNCATED) | ["To solve this problem, we need to determine the winner of a game where two players take turns cutt(...TRUNCATED) | ["<think>\nOkay, so I need to solve this problem where two players are cutting a rectangular paper w(...TRUNCATED) | [
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] | "The answer provided does not contain any long paragraphs, as all text is split into manageable sect(...TRUNCATED) | ["<think>\nOkay, so I need to solve this problem where two players are cutting a rectangular paper w(...TRUNCATED) | "<think>\nOkay, let's see. So the problem is about a game where two players take turns cutting a gri(...TRUNCATED) | [{"from":"human","value":"Two players play the following game. Initially, the players have a knife a(...TRUNCATED) |
5f9afd67756d26f9eea7b1d71ca43a08 | "Ted$Ted$ loves prime numbers. One day he is playing a game called legendary$legendary$ with his gir(...TRUNCATED) | "<think>\nOkay, let's see. So the problem is about calculating the sum of all numbers less than or e(...TRUNCATED) | codechef | mit | apps | train | 8 | "MOD = 10**9 + 7\n\ndef solve():\n import sys\n input = sys.stdin.read().split()\n ptr = 0\(...TRUNCATED) | 643 | nvidia/OpenCodeReasoning | "The problem requires several advanced concepts, including prime factorization, combinatorics for ge(...TRUNCATED) | 23,594 | 3,607 | ["Okay, let's see. So the problem is about calculating the sum of numbers ≤ N that have all primes(...TRUNCATED) | ["To solve this problem, we need to find the sum of all numbers less than or equal to \\( N \\) that(...TRUNCATED) | ["<think>\nOkay, let's see. So the problem is about calculating the sum of numbers ≤ N that have a(...TRUNCATED) | [
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] | "The provided answer does not contain any long paragraphs, as each block of text is separated by bla(...TRUNCATED) | ["<think>\nOkay, let's see. So the problem is about calculating the sum of numbers ≤ N that have a(...TRUNCATED) | "<think>\nOkay, I need to solve this programming problem. Let's read the problem carefully and under(...TRUNCATED) | [{"from":"human","value":"Ted$Ted$ loves prime numbers. One day he is playing a game called legendar(...TRUNCATED) |
null | "Fourward (Introduction)\nI have an unhealthy obsession with the number 4. I love it so much, in fac(...TRUNCATED) | null | null | null | null | null | 8 | null | null | stackexchange_codegolf | "The problem requires a deep understanding of mathematical representations and the ability to creati(...TRUNCATED) | 15,012 | 1,251 | ["Okay, let's tackle this problem. The goal is to create a program that takes any integer and output(...TRUNCATED) | ["To solve this problem, we need to generate mathematical expressions using only the digit '4' that (...TRUNCATED) | ["<think>\nOkay, let's tackle this problem. The goal is to create a program that takes any integer a(...TRUNCATED) | [
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] | "The response contains several long paragraphs, mainly due to the extensive explanation and the brea(...TRUNCATED) | ["<think>\nOkay, let's tackle this problem. The goal is to generate expressions using only the digit(...TRUNCATED) | "<think>\nOkay, so I need to solve this problem where any integer has to be represented using only t(...TRUNCATED) | [{"from":"human","value":"Fourward (Introduction)\nI have an unhealthy obsession with the number 4. (...TRUNCATED) |
4bb2c7d7ee0097058017b045a43f0949 | "Given are two strings s and t consisting of lowercase English letters. Determine if there exists an(...TRUNCATED) | "<think>\nOkay, I need to solve this problem where I have two strings s and t. The goal is to find t(...TRUNCATED) | atcoder | cc-by-4.0 | code_contests | train | 8 | "import bisect\n\ns = input().strip()\nt = input().strip()\n\nfrom collections import defaultdict\n\(...TRUNCATED) | null | nvidia/OpenCodeReasoning | "This problem requires a deep understanding of string manipulation, subsequence identification, and (...TRUNCATED) | 20,983 | 564 | ["Okay, let's see. So the problem is, given two strings s and t, we need to find the minimal i such (...TRUNCATED) | ["To solve this problem, we need to determine the minimum number of characters from the infinitely r(...TRUNCATED) | ["<think>\nOkay, let's see. So the problem is, given two strings s and t, we need to find the minima(...TRUNCATED) | [
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] | "The provided answer contains a thorough analysis and explanation of the algorithm, broken down into(...TRUNCATED) | ["<think>\nOkay, let's see. So the problem is, given two strings s and t, we need to find the minima(...TRUNCATED) | "<think>\nOkay, I need to solve this problem where I have to find the minimal i such that t is a sub(...TRUNCATED) | [{"from":"human","value":"Given are two strings s and t consisting of lowercase English letters. Det(...TRUNCATED) |
null | "Objective Write a full program that outputs (to STDOUT or closest alternative) an arbitrary string (...TRUNCATED) | null | null | null | null | null | 7 | null | null | stackexchange_codegolf | "The problem requires a deep understanding of programming language features and constraints, particu(...TRUNCATED) | 24,030 | 3,867 | ["Okay, let's see. I need to write a program that outputs a string of up to 64 characters. The catch(...TRUNCATED) | ["# Python\nUses: `ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 _`\n\nDoes not use(...TRUNCATED) | ["<think>\nOkay, let's see. I need to write a program that outputs a string of up to 64 characters. (...TRUNCATED) | [
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] | "The provided answer contains multiple long paragraphs, as it is a single block of text with no line(...TRUNCATED) | ["<think>\nOkay, let's see. I need to write a program that outputs a string of up to 64 characters. (...TRUNCATED) | "<think>\nOkay, let's see. I need to write a program that outputs a string of up to 64 characters, a(...TRUNCATED) | [{"from":"human","value":"Objective Write a full program that outputs (to STDOUT or closest alternat(...TRUNCATED) |
140185e4c3fd6237d1bcfcfa23caa7be | "You are given a set of n elements indexed from 1 to n. The weight of i-th element is wi. The weight(...TRUNCATED) | "<think>\nOkay, let's try to tackle this problem. Hmm, the problem is about calculating the sum of w(...TRUNCATED) | codeforces | cc-by-4.0 | code_contests | train | 8 | "MOD = 10**9 + 7\n\ndef main():\n import sys\n input = sys.stdin.read().split()\n n = int(i(...TRUNCATED) | null | nvidia/OpenCodeReasoning | "The problem involves calculating the sum of weights for all partitions into k non-empty subsets, wh(...TRUNCATED) | 9,499 | 1,771 | ["Okay, so I have this programming problem to solve, and I need to find the sum of weights of all po(...TRUNCATED) | ["To solve this problem, we need to compute the sum of weights of all partitions of a given set into(...TRUNCATED) | ["<think>\nOkay, so I have this programming problem to solve, and I need to find the sum of weights (...TRUNCATED) | [
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] | "The provided answer contains only two long paragraphs that are broken apart into shorter parts thro(...TRUNCATED) | ["<think>\nOkay, so I have this programming problem to solve, and I need to find the sum of weights (...TRUNCATED) | "<think>\nOkay, let's try to understand this problem. So, we need to calculate the sum of the weight(...TRUNCATED) | [{"from":"human","value":"You are given a set of n elements indexed from 1 to n. The weight of i-th (...TRUNCATED) |
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