#include <stdio.h>
#include <stdlib.h>

int
main(int argc, char *argv[])
{

	if (argc < 3)
	{
		printf("usage: %s <increment> <divider>\n", argv[0]);
		return 0;
	}
	int a = atoi(argv[1]);
	int b = atoi(argv[2]);

	int i;
	int count = 0;

	for (i = a; count < 3; i += a)
	{
		if (i % b == 0)
		{
			printf("%d\n", i);
			count++;
		}
	}
}