47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* rrotate.c :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: aortigos <aortigos@student.42.fr> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2024/08/13 05:30:07 by aortigos #+# #+# */
|
|
/* Updated: 2024/08/13 05:37:15 by aortigos ### ########.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
#include "push_swap.h"
|
|
|
|
static void r_rotate(t_stack **stack)
|
|
{
|
|
t_stack *tmp;
|
|
t_stack *tail;
|
|
t_stack *new_tail;
|
|
|
|
tail = get_bottom(*stack);
|
|
new_tail = before_bottom(*stack);
|
|
tmp = *stack;
|
|
*stack = tail;
|
|
(*stack)->next = tmp;
|
|
new_tail->next = NULL;
|
|
}
|
|
|
|
void ft_rra(t_stack **stack_a)
|
|
{
|
|
r_rotate(stack_a);
|
|
ft_putstr("rra\n");
|
|
}
|
|
|
|
void ft_rrb(t_stack **stack_b)
|
|
{
|
|
r_rotate(stack_b);
|
|
ft_putstr("rrb\n");
|
|
}
|
|
|
|
void ft_rrr(t_stack **stack_a, t_stack **stack_b)
|
|
{
|
|
r_rotate(stack_a);
|
|
r_rotate(stack_b);
|
|
ft_putstr("rrr\n");
|
|
}
|