exam01대비

only_a.c

#include <unistd.h>

int		main(void)
{
	write(1, "a", 1);
	return (0);
}

search_and_replace.c

#include <unistd.h>

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

void	ft_replace(char *d, char a, char b)
{
	int i;

	i = 0;
	while (d[i] != '\0')
	{
		if (d[i] == a)
			ft_putchar(b);
		else
			ft_putchar(d[i]);
		i++;
	}
}

int		main(int argc, char **argv)
{
	if (argc == 4)
	{
		if (!(argv[3][1] != '\0' || argv[2][1] != '\0'))
			ft_replace(argv[1], argv[2][0], argv[3][0]);
	}
	ft_putchar('\n');
	return (0);
}

print_bitse

#include <unistd.h>

void	print_bits(unsigned char octet)
{
	int oct;
	int div;

	div = 128;
	oct = octet;
	while (div != 0)
	{
		if (div <= oct)
		{
			write(1, "1", 1);
			oct = oct % div;
		}
		else
		{
			write(1, "0", 1);
		}
		div = div / 2;
	}
}

expand_str.c

#include <unistd.h>

void	print_bits(unsigned char octet)
{
	int oct;
	int div;

	div = 128;
	oct = octet;
	while (div != 0)
	{
		if (div <= oct)
		{
			write(1, "1", 1);
			oct = oct % div;
		}
		else
		{
			write(1, "0", 1);
		}
		div = div / 2;
	}
}

rosting.c

github.com/Caceresenzo/My-School-42-Piscine-Experience/tree/master/exam01:%20C%20Piscine%20Exam%2001/work-done/ft_range