func_code_string: #include <bits/stdc++.h>   const long long int mrx = 1e6 + 5, M = 1e9 + 7, dm = 1e3 + 5;   const long double pi = 3.1415926535897932384626433832795028841971693993751;   long long int mx = -1e18, mn = 1e18;   using namespace std;   long long int q, n[mrx];   int main() {     ios_base::sync_with_stdio(NULL);     cin.tie(NULL);     cin >> q;     for (int i = 0; i < q; i++) {       cin >> n[i];     }     for (int i = 0; i < q; i++) {       if (n[i] == 1 || n[i] == 2 || n[i] == 3 || n[i] == 5 || n[i] == 7 ||           n[i] == 11) {         cout <<  -1 n ;       } else if (n[i] == 6) {         cout <<  1 n ;       } else if (n[i] % 4 == 0) {         cout << n[i] / 4 <<   n ;       } else if (n[i] % 2 == 0) {         cout << (n[i] - 6) / 4 + 1 <<   n ;       } else if (n[i] % 2 != 0) {         if ((n[i] - 9) % 4 == 0) {           cout << (n[i] - 9) / 4 + 1 <<   n ;         } else {           cout << (n[i] - 15) / 4 + 2 <<   n ;         }       }     }     return 0;   }   