Min_lala的专栏

9095. Islands 限制条件 时间限制: 2 秒, 内存限制: 256 兆 题目描述 Whenever it rains, Farmer John's field always ends up flooding. However, since the field isn't perfectly level, it fills up with water in a non-uni

soj 9161. VOYAGER

9162. RAZLIKA 限制条件 时间限制: 2 秒, 内存限制: 256 兆 题目描述 Mirko's newest math homework assignment is a very difficult one! Given a sequence, V, of N integers, remove exactly K of them from the seque

10392. Meet and Greet 限制条件 时间限制: 1 秒, 内存限制: 256 兆 题目描述 As is commonly known, cows are very socially polite creatures: any time two cows meet after being apart, they greet each-other with a frie