func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxn = 1000;   vector<int> a[maxn];   bool flag[maxn];   int ans[maxn];   int n;   bool judge(int x, int y) {     int cnt = 0;     memset(flag, false, sizeof(flag));     for (int i = 0; i < (int)a[x].size(); i++) {       flag[a[x][i]] = true;     }     for (int i = 0; i < (int)a[y].size(); i++) {       if (flag[a[y][i]] == false) return false;     }     return true;   }   int main() {     while (cin >> n) {       for (int i = 1; i <= n; i++) a[i].clear();       for (int i = 1; i <= n; i++) {         int m;         cin >> m;         while (m--) {           int x;           cin >> x;           a[i].push_back(x);         }       }       for (int i = 1; i <= n; i++) ans[i] = 1;       for (int i = 1; i <= n; i++) {         for (int j = 1; j <= n; j++) {           if (i == j) continue;           if (judge(i, j)) {             ans[i] = 0;             break;           }         }       }       for (int i = 1; i <= n; i++) {         if (ans[i])           puts( YES );         else           puts( NO );       }     }     return 0;   }   