Continuous Niven Numbers in C

gistfile1.txt

#include <stdio.h>
#include<conio.h>
 
static int sum(int n)
{
    int sum = 0;
    do 
	{ 
		sum += n % 10;
	} while (n /= 10);
    return sum;
}
 
int main(void)
{
    int n, i, j;
 
    for (n = 1, i = j = 0; !i; ++n) 
	{
        if (n % sum(n) == 0) 
		{
            if (j++ < 20) printf("%d ", n);
            if (n > 1000) i = printf("\n%d\n", n);
        }
    }
 getch();
    return 0;
}