Find Sum of Digits of a Number using Recursion

C Programming Language / Recursion in c

587

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Program:

#include<stdio.h>
int funSum(int x);
int main(){ 
   int num = 123;
   int f;
   f = funSum(num);
   printf("sum of %d and %d ",num,f);
   return 0; 
}
int funSum(int x){
	int a; 
	int y = 0;
	if(x<=0){
		return 0;
	}
	else{
		a = x%10;
		x = x/10; 
		y = a + funSum(x);
		return y;
   } 
    
}

Output:

sum of 123 and 6

Explanation:

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