func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     string table;     string hand;     getline(cin, table,   n );     transform(table.begin(), table.end(), table.begin(), ::tolower);     getline(cin, hand,   n );     transform(hand.begin(), hand.end(), hand.begin(), ::tolower);     if (hand.find(table[0]) != -1 || hand.find(table[1]) != -1) {       cout <<  YES ;     } else       cout <<  NO ;     return 0;   }   