摘要: A #include <bits/stdc++.h> using namespace std; typedef unsigned long long ull; int main() { int n; cin >> n; string a; cin >> a; int one = 0; int zer 阅读全文
posted @ 2018-05-01 18:21 Aragaki 阅读(171) 评论(0) 推荐(0) 编辑