摘要: #define _CRT_SECURE_NO_WARNINGS #include <bits/stdc++.h> using namespace std; typedef long long ll; const int N = 1e7 + 20; int exgcd(int a, int b, in 阅读全文
posted @ 2024-12-28 18:57 闫柏军 阅读(16) 评论(0) 推荐(0)