func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int q;     cin >> q;     unsigned long long c;     for (int i = 0; i < q; i++) {       cin >> c;       if ((c < 4) | (c % 2 != 0 & c < 13 & c != 9))         cout << -1 << endl;       else {         if (c % 2 != 0)           cout << (c - 9) / 4 + 1 << endl;         else           cout << c / 4 << endl;       }     }   }   