#include <stdio.h>

int	ft_atoi(char *str)
{
	int	i;
	int	res;
	int	sign;

	res = 0;
	i = 0;
	sign = 1;
	while (str[i] == 32 || (str[i] >= 9 && str[i] <= 13))
		i++;
	while (str[i] == '-' || str[i] == '+')
	{
		if (str[i] == '-')
			sign = sign * -1;
		i++;
	}
	while (str[i] >= '0' && str[i] <= '9')
	{
		res = res * 10 + (str[i] - '0');
		i++;
	}
	return (res * sign);
}

int	main(void)
{
	char	str[] = " ----+--+1234ab567";
	printf("%d", ft_atoi(str));
	return (0);
}