func_code_string: #include <bits/stdc++.h>   using namespace std;   int solve() {     int N;     cin >> N;     if (N % 2) {       N -= 9;       if (N < 0 || N == 2) return -1;       return 1 + N / 4;     } else {       if (N < 4) return -1;       return N / 4;     }   }   int main() {     int Q;     cin >> Q;     while (Q--) cout << solve() << endl;     return 0;   }   