摘要: 链接:https://ac.nowcoder.com/acm/contest/5678/H #include <cstdio> #define ll long long using namespace std; const int maxn = 1e6 + 100; const int mod = 阅读全文
posted @ 2020-05-30 17:54 Wise_4 阅读(187) 评论(0) 推荐(0) 编辑