Reverse Number

#include <iostream>
using namespace std;

int main()
{
    int num, rnum = 0, rem;

    cout << "Enter an integer number: ";
    cin >> num;

    while(num != 0)
    {
        rem = num%10;
        rnum = rnum*10 + rem;
        num=num/10;
    }

    cout << "Reversed Number is = " << rnum;
}