代码:
#include <bits/stdc++.h>
using namespace std;
bool a[1001][1001] = {};
int main()
{
int n,m;
cin >> n >> m;
int cnt = 0;
for(int t = 1;t <= n;t++)
{
for(int i = 1;i <= m;i++)
{
cin >> a[t][i];
}
sort
}
for(int t = 1;t <= n;t++)
{
bool flag[1001] = {};
int j;
cin >> j;
if(j < m)
{
continue;
}
for(int i = 1;i <= j;i++)
{
int x;
cin >> x;
while()
}
bool k = 1;
for(int i = 1;i <= 1000;i++)
{
if(a[t][i] == 1 && flag[i] == 0)
{
k = 0;
break;
}
}
if(k) cnt += 2;
}
cout << cnt;
return 0;
}
求dalao帮助!