special sort for 5 ok

srcs/sort_utils.c

@@ -0,0 +1,63 @@
+#include "push_swap.h"
+
+// size is initialized to 1 because the loop check the next element, so it will end one step before reaching it
+// it checks the next one to avoid handle the first one with ->limit set to 1
+int	sublist_size(t_stack *list)
+{
+	int	size;
+
+	if (list == NULL)
+		return (0);
+	size = 1;
+	while (list->next != NULL && list->next->limit != 1)
+	{
+		list = list->next;
+		size++;
+	}
+	return (size);
+}
+
+int	find_smallest(t_stack *list, int size)
+{
+	int	smallest;
+	int	position;
+	int	i;
+
+	smallest = list->n;
+	position = 1;
+	i = 1;
+	while (list && --size)
+	{
+		i++;
+		list = list->next;
+		if (smallest > list->n)
+		{
+			position = i;
+			smallest = list->n;
+		}
+	}
+	return (position);
+}
+
+int	find_biggest(t_stack *list, int size)
+{
+	int	biggest;
+	int	position;
+	int	i;
+
+	biggest = list->n;
+	position = 1;
+	i = 1;
+	while (list && --size)
+	{
+		i++;
+		list = list->next;
+		if (biggest < list->n)
+		{
+			position = i;
+			biggest = list->n;
+		}
+	}
+	return (position);
+}
+