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C - Catch That Cow 题目链接：https://vjudge.net/contest/65959#problem/C 题目： Farmer John has been informed of the location of a fugitive cow and wants to ca 阅读全文
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H 数字游戏 题目链接：https://ac.nowcoder.com/acm/contest/984/H 题目描述 奶牛们又在玩一种无聊的数字游戏。输得很郁闷的贝茜想请你写个程序来帮她在开局时预测结果。在游戏的开始，每头牛都会得到一个数N(1<=N<=1,000,000)。此时奶牛们的分数均为0。 阅读全文
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B. Number Circle 题目链接：http://codeforces.com/contest/1189/problem/B 题目： You are given n numbers a1,a2,…,an. Is it possible to arrange them in a circle 阅读全文
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A. Keanu Reeves 题目链接：http://codeforces.com/contest/1189/problem/A 题目： After playing Neo in the legendary "Matrix" trilogy, Keanu Reeves started doubti 阅读全文