摘要: 题目链接: http://codeforces.com/contest/1343/problem/CC. Alternating Subsequencetime limit per test1 secondmemory limit per test256 megabytesinputstandard 阅读全文
posted @ 2020-05-21 22:19 牛哄哄的柯南 阅读(225) 评论(0) 推荐(1) 编辑