摘要: Nonsense Time 时间限制: 10 Sec 内存限制: 128 MB 题目描述 You a given a permutation p1,p2,…,pn of size n. Initially, all elements in p are frozen. There will be n 阅读全文
posted @ 2019-08-07 23:05 1371767389 阅读(268) 评论(0) 推荐(0) 编辑