func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int q;     cin >> q;     for (int i = 0; i < q; ++i) {       long long n;       cin >> n;       int a = 0;       int b = 0;       int c = 0;       while (n % 2 == 0) {         n /= 2;         ++a;       }       while (n % 3 == 0) {         n /= 3;         ++b;       }       while (n % 5 == 0) {         n /= 5;         ++c;       }       if (n != 1) {         cout <<   -1   << endl;       } else {         cout << a + b * 2 + c * 3 << endl;       }     }     return 0;   }   