/*
    while (condition )
     {
         stmt1;
         stmt2;
         ....
         
         stmtn;
     }//endwhile
   */
  
/**********************************************************************************/
/* This program adds all the digits in a given integer                            */
/*  eg:   input: 12345                                                            */
/*        output: 15                                                              */
/*********************************************************************************/

#include<iostream>
using namespace std;

int main()
{
    int n;
    int sum = 0;
    cout <<"Enter num: ";
    cin >> n;
    while (n > 0 )
    {
        sum = sum + n % 10;
        n = n/10;
    }
   
    cout << sum <<endl;   
    system("pause");
    return 0;
}