摘要: 题目地址 http://codeforces.com/contest/1196/problem/B B. Odd Sum Segments time limit per test 3 seconds memory limit per test 256 megabytes input standard 阅读全文
posted @ 2019-07-25 10:13 liyexin 阅读(315) 评论(0) 推荐(0)