摘要: [比赛链接](https://codeforces.com/contest/1846) # A ## 代码 ```c++ #include using namespace std; using ll = long long; bool solve() { int n; cin >> n; int c 阅读全文
posted @ 2023-07-10 03:34 空白菌 阅读(195) 评论(0) 推荐(1) 编辑