Lang:G++
Edit12345678910111213141516171819202122232425262728293031#include<cstring>#include<iostream>#include<fstream>#include<sstream>#include<cstdlib>#include<algorithm>#include<string>#include<cstdio>#include<cmath>#include<ctime>#include<cstring>#include<queue>#include<stack>#include<set>#include<vector>#include<memory>#include<map>#include<list>#include<limits>#include<deque>#include<numeric>#include<hash_map>#include<bitset>#include<functional>using namespace std;const int MAXN=1005;const int MOD=1000000000+7;int N;