func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, t;     string In;     vector<char> Que;     cin >> n >> t >> In;     for (char x : In) {       Que.push_back(x);     }     for (int i = 0; i < t; i++) {       for (int x = 0; x < n; x++) {         if (Que[x] ==  B  && Que[x + 1] ==  G ) {           Que[x] =  G ;           Que[x + 1] =  B ;           x++;         }       }     }     for (char x : Que) {       cout << x;     }     return 0;   }   