C program to find the sum of the digits.

 

01 #include<stdio.h>
02
03 int main()
04 {
05 int n,num,x,sum=0;
06 printf("Enter a number=");
07 scanf("%d",&n);
08
09 while(n>0)
10 {
11 x=n%10;
12 sum=sum+x;
13 n=n/10;
14 }
15 printf("Sum of digits of a number=%d",sum);
16
17 return 0;
18 }
 
 
OUTPUT :

Enter a number : 123

Sum of digits of a number : 6

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