func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(NULL);     cin.tie(NULL);     string com;     cin >> com;     string s[5];     for (int i = 0; i < 5; i++) {       cin >> s[i];       if (s[i][0] == com[0] || s[i][1] == com[1]) {         cout <<  YES ;         return 0;       }     }     cout <<  NO ;   }   