C Program to find the sum of even digits of a number

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In this program, You will learn how to find the sum of even digits of a number in c.

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1234 => 2 + 4 = 6

Example: How to find the sum of even digits of a number in c.

#include<stdio.h>

int main() {

   int n, r, s = 0;

   printf("Enter a number:");
   scanf("%d", &n);

   while (n > 0) {
       r = n % 10;
       if (r % 2 == 0) {
           s = s + r;
       }
       n = n / 10;
   }
   printf("Sum of even digits is:%d", s);

   return 0;
}

Output:

Enter a number:23456                                                                                                                   
Sum of even digits is:12