func_code_string: #include <bits/stdc++.h>   using namespace std;   void err(istream_iterator<string> it) {}   template <typename T, typename... Args>   void err(istream_iterator<string> it, T a, Args... args) {     cerr << *it <<   =   << a << endl;     err(++it, args...);   }   mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());   const int MOD = 1e9 + 7;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(0);     int n;     cin >> n;     string str;     cin >> str;     bool good = false;     for (long long int i = (1); i <= (long long int)(30); ++i) {       for (long long int j = (0); j <= (long long int)(n); ++j) {         if (j + (i * 4) >= n)           break;         else if (str[j] ==  *  && str[j + i] ==  *  && str[j + (2 * i)] ==  *  &&                  str[j + (3 * i)] ==  *  && str[j + (4 * i)] ==  * ) {           good = true;         }       }     }     if (good)       cout <<  yes ;     else       cout <<  no ;   }   