Sum of Digits

Write a Program to enter a no. & find the sum of its digits.

#include<iostream> using namespace std; int main() { int num,rem=0,sum=0,n; cout<<"Enter the no.:"; cin>>num; n=num; while(n>0) { rem=n%10; sum+=rem; n/=10; } cout<<"The sum of digits of "<<num<<" = "<<sum<<"\n"; return 0; }