C / C++ / MFC

#include <iostream>
using namespace std;

bool checkSquareNumber(int num)
{
    int i=0;
    while(i*i <= num)
    {
        if(i*i==num)
            return true;
        i++;
    }
    return false;
}
int squareNumber(int num)
{
    int i=0;
    while(i*i <= num)
    {
        if(i*i==num)
            return i;
        i++;
    }
    return i;
}
int numberOfStep(int num)
{
    int cnt =0;
    int i =0;
    while(num)
    {
        if(checkSquareNumber(num)== true)
            {
                num = squareNumber(num);
                cnt++;
            }
        else if(num%3==0)
        {  
            num = num/3;
            cnt++;
        }
        else if(num%2==0) 
        {   
            num/=2;
            cnt++;
        }
        else  
        {
            num--;
            cnt++;
        }
    }
    return cnt;
}
int main()
{
    int num,t;
    cin>>t;
    while(t--)
    {
        cin>>num; 
        cout<<numberOfStep(num)<<endl;
    }
    return 0;
}

Error occurred during initialization of VM
Failed setting boot class path.