#include <stdio.h>
int sum(int);
int main(void) {
int num,z;
printf("Enter any 5 digit number: ");
z=sum(num);
printf("The sum of the digits of %d is %d");
return 0;
}
int sum(int x)
{
if(x==0)
return 0;
else
return x%10+sum(x/10);
}
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