func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int m, x, y, a[1005] = {0}, b[1005] = {0};     cin >> m;     for (int i = 1; i <= m; i++) {       cin >> x >> y;       a[x]++;       a[y]++;     }     for (int i = 1; i <= 5; i++)       if (a[i] != 2) {         cout <<  WIN ;         return 0;       }     cout <<  FAIL ;   }   