2024-02-14 11:41:57 +01:00
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/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_reverserotate.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: adjoly <adjoly@student.42angouleme.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/02/13 13:41:25 by adjoly #+# #+# */
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2024-02-22 11:05:04 +01:00
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/* Updated: 2024/02/15 13:30:20 by adjoly ### ########.fr */
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2024-02-14 11:41:57 +01:00
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/* */
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/* ************************************************************************** */
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#include "../push_swap.h"
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void ft_reverserotate(t_stack **stack)
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{
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t_stack *bfrlast;
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t_stack *last;
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t_stack *stack_start;
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if (!stack || !(*stack) || !(*stack)->next)
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return ;
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bfrlast = ft_stackbeforelast(*stack);
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last = ft_stacklast(*stack);
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bfrlast->next = NULL;
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stack_start = (*stack);
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(*stack) = last;
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(*stack)->next = stack_start;
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}
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void ft_reverserotate_a(t_stack **stack_a)
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{
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2024-02-22 11:05:04 +01:00
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if (!stack_a || !(*stack_a) || !(*stack_a)->next)
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return ;
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2024-02-14 11:41:57 +01:00
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ft_putendl_fd("rra", STDOUT_FILENO);
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ft_reverserotate(stack_a);
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}
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void ft_reverserotate_b(t_stack **stack_b)
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{
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2024-02-22 11:05:04 +01:00
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if (!stack_b || !(*stack_b) || !(*stack_b)->next)
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return ;
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2024-02-14 11:41:57 +01:00
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ft_putendl_fd("rrb", STDOUT_FILENO);
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ft_reverserotate(stack_b);
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}
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2024-02-22 11:05:04 +01:00
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void ft_reverserotate_r(t_stack **stack_a, t_stack **stack_b)
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{
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if (!stack_a || !(*stack_a) || !(*stack_a)->next)
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return ;
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if (!stack_b || !(*stack_b) || !(*stack_b)->next)
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return ;
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ft_putendl_fd("rrr", STDOUT_FILENO);
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ft_reverserotate(stack_a);
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ft_reverserotate(stack_b);
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}
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