#include<stdio.h>
int main()
{
int num, total;
//Reading number
printf("Enter any number: ");
scanf("%d", &num);
//Adding sum of digit in total variable
for(total = 0; num > 0; num = num/10)
total = total + (num%10);
//Printing sum of digit
printf("Sum of digits: %d", total);
return 0;
}
Result:
Enter any number: 502
Sum of digits: 7
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