func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     string Decod, s;     cin >> n >> s;     int i = 0;     while (n) {       if (n % 2 != 0) {         Decod += s[i];       } else {         Decod = s[i] + Decod;       }       n = n - 1;       i++;     }     cout << Decod << endl;   }   