Sunday, December 26, 2021

Sum of Digits Using While Loop Statement in C

 Machine Problem

Design a program that will ask the user to give a number and then the program will compute the sum of all the digits of the given number using while loop statement.

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Program Listing


/* Problem No. 1


Design a program that will ask the user to give a number and then the program will compute the sum of all the digits of the given number using while loop statement.


Solution


sum_digits.c

 Author   : Jake Rodriguez Pomperada, MAED-IT, MIT

 Science Research Specialist II Technological University of the Philippines Visayas

 Address  : Capt. Sabi Street, Talisay City, Negros Occidental, Philippines

 Email    : jakerpomperada@gmail.com

 Tool     : Dev C++ Version 5.11

 Date     : December 25, 2021   9:46 PM Saturday

*/


#include <stdio.h>


int main()

{

    long int num=0, r=0, sum=0;

    printf("\n\n");

    printf("\tSum of Digits Using While Loop Statement in C");

printf("\n\n");

printf("\tGive a Number : ");

scanf("%d",&num);

    sum = 0;

    while (num !=0){

    r = num % 10;

    sum+=r;

    num/=10;

}

    printf("\n");

    printf("\tThe total sum of the digits is %d.",sum);

    printf("\n\n");

    printf("\t\t End of Program");

    printf("\n\n");

}


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