Is this a daffodil number?

Daffodil Number

#include <fstream>
#include <iostream>
using namespace std;
//Is this a daffodil number?
int main()
{
    //ifstream cin("daffodil_number.txt");
    int num;
    while(cin>>num)
    {   
        int h=num/100;
        int t=num%100/10;
        int c=num%10;
        cout<<(h*h*h+t*t*t+c*c*c==num?"Yes":"No")<<endl;
    }   
    return 0;
}