func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     char arr[n];     int sf = 0, fs = 0;     for (int i = 0; i < n; i++) {       cin >> arr[i];     }     for (int j = 0; j < n - 1; j++) {       if (arr[j] ==  S ) {         if (arr[j + 1] ==  F ) sf++;       } else if (arr[j] ==  F ) {         if (arr[j + 1] ==  S ) fs++;       }     }     if (sf > fs)       cout <<  YES ;     else       cout <<  NO ;     return 0;   }   