func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, i, k;     cin >> n >> k;     string s;     cin >> s;     int g, t;     for (i = 0; i < n; i++) {       if (s[i] ==  G ) {         g = i;       } else if (s[i] ==  T )         t = i;     }     if (g == t) {       cout <<  YES ;       return 0;     } else if (g < t) {       i = g;       while (i < t) {         if (s[i] ==  # ) break;         i = i + k;       }       if (i != t)         cout <<  NO ;       else         cout <<  YES ;     } else {       i = g;       while (i > t) {         if (s[i] ==  # ) break;         i = i - k;       }       if (i != t)         cout <<  NO ;       else         cout <<  YES ;     }     return 0;   }   