66: Write a program in C++ to find the sum of digits of a given number


// Write a program in C++ to find the sum of digits of a given number. Go to the editor
//     Sample Output:
//     Input a number: 1234
//     The sum of digits of 1234 is: 10
//     **************************************************************************************************

#include <iostream>
using namespace std;
int main()
{
    int num, numr;
    cout << "Input a number: ";
    cin >> num;
    numr = num;

    int a = 0, sum = 0;

    while (num > 0)
    {
        a = num % 10;
        num = num / 10;
        sum = sum + a;
    }

    cout << "The sum of digits of " << numr << " is: " << sum;
    return 0;
}



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