摘要:
https://www.luogu.org/blog/Asurudo/solution-p1095 阅读全文
摘要:
1 #pragma GCC optimize("Ofast") 2 #include <bits/stdc++.h> 3 #define maxn 13003 4 #define _for(i,a,b) for(int i = (a);i < b;i ++) 5 typedef long long ll; 6 using namespace std; 7 8 inline ll read() 9 阅读全文