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push_swap_smallest.c
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push_swap_smallest.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* push_swap_smallest.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mokhan <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/12/22 15:34:48 by mokhan #+# #+# */
/* Updated: 2023/12/22 15:34:49 by mokhan ### ########.fr */
/* */
/* ************************************************************************** */
#include "push_swap.h"
t_step ps_least(t_data *d, int a, int b, t_step cur)
{
if (a <= ps_lstsize(d->a) / 2 && b <= ps_lstsize(d->b) / 2)
{
if (a >= b)
cur.least = a;
else
cur.least = b;
cur.rot = 1;
}
else if (a > ps_lstsize(d->a) / 2 && b > ps_lstsize(d->b) / 2)
{
if ((ps_lstsize(d->a) - a) >= (ps_lstsize(d->b) - b))
cur.least = (ps_lstsize(d->a) - a);
else
cur.least = (ps_lstsize(d->b) - b);
cur.rot = 2;
}
else
cur = ps_least2(d, a, b, cur);
return (cur);
}
t_step ps_least2(t_data *d, int a, int b, t_step cur)
{
if (a <= ps_lstsize(d->a) / 2 && b > ps_lstsize(d->b) / 2)
{
cur.least = a + (ps_lstsize(d->b) - b);
cur.rot = 3;
}
else if (a > ps_lstsize(d->a) / 2 && b <= ps_lstsize(d->b) / 2)
{
cur.least = b + (ps_lstsize(d->a) - a);
cur.rot = 4;
}
return (cur);
}