func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios::sync_with_stdio(0);     cin.tie(0);     int t;     cin >> t;     while (t--) {       int n;       cin >> n;       int num2 = {}, num3 = {};       while (n % 2 == 0) {         n /= 2;         num2++;       }       while (n % 3 == 0) {         n /= 3;         num3++;       }       if (n != 1 || num2 > num3)         cout <<  -1 n ;       else         cout << 2 * num3 - num2 <<   n ;     }     return 0;   }   