摘要: [比赛链接](https://codeforces.com/contest/1841) # A ## 代码 ```c++ #include using namespace std; using ll = long long; bool solve() { int n; cin >> n; if (n 阅读全文
posted @ 2023-06-25 22:11 空白菌 阅读(144) 评论(1) 推荐(2)