Files
stack_sort/srcs/push_swap/chunked.c
2026-01-09 15:20:33 +01:00

87 lines
2.1 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* chunked.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lejulien <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/03/26 15:26:29 by lejulien #+# #+# */
/* Updated: 2021/04/01 18:03:55 by lejulien ### ########.fr */
/* */
/* ************************************************************************** */
#include "push_swap.h"
#include "../utils/utils.h"
#include <stdlib.h>
void
chunked(t_stack **stack, int nbr)
{
int size;
int i;
int part;
t_stack *ptr;
int start_part;
size = part_length(stack, 0);
size = size / nbr + 1;
ptr = *stack;
start_part = ptr->part;
while (nbr > 0)
{
i = 0;
ptr = NULL;
part = new_part(stack, &ptr);
while (i < size)
{
ptr = *stack;
ptr->part = part;
(ptr->next->part != start_part + 1) ? rotate(stack) : NULL;
i++;
}
nbr--;
}
rotate(stack);
}
static int
find_next_val(t_stack **stack, int val)
{
t_stack *ptr;
ptr = *stack;
while (ptr->value != biggest(stack))
ptr = ptr->next;
while (val < ptr->value)
{
ptr = ptr->next;
if (!ptr)
ptr = *stack;
}
return (ptr->value);
}
void
place_val(int val, t_stack **b_stack, t_stack **a_stack, int part)
{
if (*b_stack && val > smallest(b_stack) && val < biggest(b_stack))
ft_goto(b_stack, find_next_val(b_stack, val), "b");
else if (*b_stack)
ft_goto(b_stack, biggest(b_stack), "b");
push(a_stack, b_stack);
ft_putstr("pb\n");
}
static int
is_last_in_part(t_stack **a_stack, int part)
{
t_stack *ptr;
ptr = *a_stack;
while (ptr->next)
ptr = ptr->next;
if (ptr->part == part)
return (0);
return (1);
}