func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, k, i;     scanf( %d%d , &n, &k);     char s[n];     scanf( %s , s);     for (i = 0; i < n; ++i) {       if (s[i] ==  G ) {         for (int j = i + k; j < n; j += k) {           if (s[j] ==  # ) {             printf( NO n );             return 0;           } else if (s[j] ==  T ) {             printf( YES n );             return 0;           }         }         printf( NO n );         return 0;       } else if (s[i] ==  T ) {         for (int j = i + k; j < n; j += k) {           if (s[j] ==  # ) {             printf( NO n );             return 0;           } else if (s[j] ==  G ) {             printf( YES n );             return 0;           }         }         printf( NO n );         return 0;       }     }     return 0;   }   