摘要: #include<bits/stdc++.h> using namespace std; const int N=100005; int n,a[N],f[N],ans; int main() { freopen("data.in","r",stdin); freopen("true.out","w 阅读全文
posted @ 2022-01-09 17:35 伪学霸 阅读(11) 评论(0) 推荐(0)