# Write a c program to find out sum of digit of given number

Code 1: C program to add digits of a number C program for sum of digits of a number C program to calculate sum of digits #include<stdio.h> int main(){ int num,sum=0,r; printf(“Enter a number: “); scanf(“%d”,&num); while(num){ r=num%10; num=num/10; sum=sum+r; } printf(“Sum of digits of number: %d”,sum); return 0; } Sample output: Enter a number: 123 Sum of digits of number: 6 Code 2: Sum of digits of a number in c using for loop #include<stdio.h> int main(){ int num,sum=0,r; printf(“Enter a number: “); scanf(“%d”,&num); for(;num!=0;num=num/10){ r=num%10; sum=sum+r; } printf(“Sum of digits of number: %d”,sum); return 0; } Sample output: Enter a number: 567 Sum of … Continue reading Write a c program to find out sum of digit of given number