func_code_string: #include <bits/stdc++.h>   using namespace std;   long long q, t;   bool f(long long x) {     for (long long i = 2; i * i <= x; i++)       if (x % i == 0) return false;     return true;   }   int main() {     ios::sync_with_stdio(false);     cin >> q;     while (q--) {       long long ans = 0;       cin >> t;       {         if (t == 2) {           cout << -1 << endl;           continue;         }         if (t == 9) {           cout << 1 << endl;           continue;         }         if (t % 2 == 1) {           t -= 9;           if (t < 4) {             cout << -1 << endl;             continue;           } else             ans++;         }         if (t % 4 == 0)           cout << t / 4 + ans << endl;         else if (t % 4 == 2)           cout << t / 4 + ans << endl;         else if (t % 6 == 0)           cout << t / 6 + ans << endl;         else if (t % 6 == 4)           cout << t / 6 + 1 + ans << endl;         else           cout << 1 << endl;       }     }     return 0;   }   