#include <unistd.h>

void	ft_print_even(char *str)
{
	int	i;

	i = 0;
	while (str[i])
	{
		if (i % 2 == 0)
		{
			write(1, &str[i], 1);
			i++;
		}
		else
			i++;
	}
}

int	main(int argc, char **argv)
{
	if (argc == 2)
		ft_print_even(argv[1]);
	write(1, "\n", 1);
	return (0);
}