Wednesday, 10 September 2014

Calculate Sum of Digits of a given number in C Language with Example

C Language program for sum of digits of a given number. It is a simple source code that provides the output of an actual number given by the user. It will display the digits count of an input value. For this C program, questions may asked like “write a c program to find the sum of the digits of a given number & sum of few digit number in c”. Take care of a questions for your interviews or students exam. This is a totally free of cost code.

SUM OF DIGITS OF A GIVEN NUMBER IN C
Calculating the sum of digits of a given number program in C is used to find the sum value of an entering sequences digit value by unconditional statement (while statement). Basic operation is (sum+=number%10).

//Header files
#include <stdio.h>
#include <conio.h>
 
void main()
{
    //Program variables
    int num,s=0;
    clrscr(); //Function to clear previous output
 
    printf("Enter the digits : "); //Display   function
    scanf("%d",&num); //Getting input function
 
    //sum the enter digits
    while(num>0//<strong>Unconditional statement</strong>
    {
        s+=num%10;
        num/=10;
    }
    printf("Sum of digits value is = %d ",s);
    getch();
}

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