tests pour trouver quel operateur utiliser pour comparaisons

This commit is contained in:
Hugo LAMY
2019-04-18 02:27:38 +02:00
parent 8adbd2cb5a
commit 6222b7373f
2 changed files with 72 additions and 9 deletions

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@@ -6,7 +6,7 @@
/* By: hulamy <hulamy@student.42.fr> +#+ +:+ +#+ */ /* By: hulamy <hulamy@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */ /* +#+#+#+#+#+ +#+ */
/* Created: 2019/04/14 15:20:53 by hulamy #+# #+# */ /* Created: 2019/04/14 15:20:53 by hulamy #+# #+# */
/* Updated: 2019/04/16 15:32:14 by hulamy ### ########.fr */ /* Updated: 2019/04/18 01:33:00 by hulamy ### ########.fr */
/* */ /* */
/* ************************************************************************** */ /* ************************************************************************** */

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@@ -1,17 +1,80 @@
#include "libft.h" #include "libft.h"
void print_bits(int octet)
{
int i;
int j;
i = 1 << 12;
j = 4096;
while (i >>= 1)
(octet & i) ? ft_putnbr(1) : ft_putnbr(0);
ft_putchar('\n');
while (j >>= 1)
(octet & j) ? ft_putnbr(1) : ft_putnbr(0);
ft_putchar('\n');
}
void compare(int initial, int compare)
{
int i;
int j;
i = 1 << 3;
initial ^= i;
j = 1 << 12;
while (j >>= 1)
(initial & j) ? ft_putnbr(1) : ft_putnbr(0);
ft_putchar('\n');
j = 1 << 12; // il faut utiliser le & car il transforme
while (j >>= 1) // 0+0=0 1+0=0 0+1=0 mais 1+1=1
(initial & compare) & j ? ft_putnbr(1) : ft_putnbr(0); // donc si rien ne se superpose on obtient 0
ft_putchar('\n'); // et si un seul bit se superpose on obtient 1
(initial & compare) ? ft_putendl("&: fit") : ft_putendl("&: not fit"); // (penser a l'utiliser a l'envers donc)
j = 1 << 12;
while (j >>= 1)
(initial | compare) & j ? ft_putnbr(1) : ft_putnbr(0);
ft_putchar('\n');
(initial | compare) ? ft_putendl("|: fit") : ft_putendl("|: not fit");
j = 1 << 12;
while (j >>= 1)
(initial ^ compare) & j ? ft_putnbr(1) : ft_putnbr(0);
ft_putchar('\n');
(initial ^ compare) ? ft_putendl("^: fit") : ft_putendl("^: not fit");
}
int main(int ac, char **av) int main(int ac, char **av)
{ {
int init; int i;
int mask; int j;
mask = (1 << 4); i = 56173;
if (ac == 4) j = 9362;
if (ac > 0)
{ {
ft_putendl(ft_convertbase(av[1], av[2], av[3])); if (ac > 1)
ft_putnbrendl(init); ft_putendl(ft_convertbase(av[1], "0123456789", "01"));
init |= mask; print_bits(i);
ft_putnbrendl(init); print_bits(j);
compare(i, j);
} }
return (0); return (0);
} }
/*
**int main(int ac, char **av)
**{
** int init;
** int mask;
**
** mask = (1 << 4);
** if (ac == 4)
** {
** ft_putendl(ft_convertbase(av[1], av[2], av[3]));
** ft_putnbrendl(init);
** init |= mask;
** ft_putnbrendl(init);
** }
** return (0);
**}
*/