摘要: #include <bits/stdc++.h> using namespace std; const int N = 1e6 + 5; int n, p[N]; string s; int main() { ios::sync_with_stdio(0); cin.tie(0); cin >> s 阅读全文
posted @ 2025-07-25 19:28 libohan0518 阅读(8) 评论(0) 推荐(0)