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牛客练习赛51 E 数列 链接：https://ac.nowcoder.com/acm/contest/1083/E来源：牛客网 时间限制：C/C++ 1秒，其他语言2秒 空间限制：C/C++ 32768K，其他语言65536K Special Judge, 64bit IO Format: %ll 阅读全文
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ACM ICPC 2018 徐州赛区网络预赛 J. Maze Designer J. Maze Designer After the long vacation, the maze designer master has to do his job. A tour company gives him 阅读全文
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链接：https://ac.nowcoder.com/acm/contest/1083/C来源：牛客网 题目描述 给出直角三角形其中一条边的长度n，你的任务是构造剩下的两条边，使这三条边能构成一个直角三角形。 输入描述: 输出描述: 示例1 输入 "复制" ;) 输出 "复制" ;) 示例2 输入 阅读全文
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"292D Connected Components" D. Connected Components time limit per test 2 seconds memory limit per test 256 megabytes input standard input output stan 阅读全文
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"Educational Codeforces Round 63 (Rated for Div. 2)" D. Beautiful Array time limit per test 2 seconds memory limit per test 256 megabytes input standa 阅读全文
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Removal 链接：https://ac.nowcoder.com/acm/contest/139/E来源：牛客网 题目描述 Bobo has a sequence of integers s1, s2, ..., sn where 1 ≤ si ≤ k. Find out the number 阅读全文
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C. Vasily the Bear and Sequence time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Vasily th 阅读全文
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Vasya and Beautiful Arrays "CodeForces 354C " Vasya's got a birthday coming up and his mom decided to give him an array of positive integers a of leng 阅读全文
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链接：https://ac.nowcoder.com/acm/contest/1114/E来源：牛客网 时间限制：C/C++ 2秒，其他语言4秒 空间限制：C/C++ 524288K，其他语言1048576K 64bit IO Format: %lld 题目描述 老瞎眼有一个长度为 n 的数组 a, 阅读全文
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"Codeforces Round 329 (Div. 2)" D. Happy Tree Party time limit per test 3 seconds memory limit per test 256 megabytes input standard input output stan 阅读全文