func_code_string: #include <bits/stdc++.h>   using namespace std;   const int INF = 10000000;   int main() {     int n;     cin >> n;     string a;     cin >> a;     for (int j = 1; j <= 25; j++)       for (int i = 0; i + 4 * j < a.size(); i++) {         if (a[i] ==  *  && a[i + j] ==  *  && a[i + 2 * j] ==  *  &&             a[i + 3 * j] ==  *  && a[i + 4 * j] ==  * ) {           cout <<  yes ;           return 0;         }       }     cout <<  no ;   }   