#include <unistd.h>

void	ft_putchar(char c)
{
	write(1, &c, 1);
}

void	ft_putnbr(int nb)
{
	if (nb == -2147483648)  // 가장 작은 int 값을 처리
	{
		write(1, "-2147483648", 11);
		return;
	}
	if (nb < 0)
	{
		ft_putchar('-');
		nb = -nb;
	}
	if (nb >= 10)
	{
		ft_putnbr(nb / 10);
		ft_putnbr(nb % 10);
	}
	else
		ft_putchar(nb + '0');
}

int	main(void)
{
	ft_putnbr(2147483647);  // 예시: 21 출력
	return (0);
}

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