#include <unistd.h>
 
void	ft_print_comb(void)
{
	char x;
	char y;
	char z;
 
	x = '0';
	y = '1';
	z = '2';
 
	while (x <= '7')
	{
		while (y <= '8')
		{
			while (z <= '9')
			{
				write(1, &x, 1);
				write(1, &y, 1);
				write(1, &z, 1);
				if (x <= '7' && y <= '8' && z <= '9')
				{
					write(1, ", ", 2);
				}
				z++;
			}
			y++;
			z = y + 1; 
		}
		x++;
		x = z + 1;
		z = x + 2;
	}
}
 
int		main(void)
{
	ft_print_comb();
	return (0);
}

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