func_code_string: #include <bits/stdc++.h>   using namespace std;   bool checkThree(char cc, char lc, char nc) { return (cc != lc && cc != nc); }   int main() {     int t;     cin >> t;     while (t--) {       string s, t;       cin >> s >> t;       for (int i = 0; i < s.length(); i++) {         int x = t.find(s[i]);         if (x < t.length()) {           cout <<  YES  << endl;           goto label;         }       }       cout <<  NO  << endl;     label:;     }     return 0;   }   