func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios::sync_with_stdio(false);     unsigned long long c = 0;     short p;     int n;     cin >> n;     for (int i = 0; i < n; i++) {       cin >> p;       c += p;     }     cout << setprecision(14) << ((double)c / n);   }   