clean the include not used

.gitignore

@@ -53,3 +53,12 @@ dkms.conf
 
 # debug information files
 *.dwo
+
+# Vim swap files
+*.swp
+
+# Executable
+push_swap
+
+# File obj
+obj/

Makefile

@@ -0,0 +1,124 @@
+#============================
+# ALL FOLDERS 
+#============================
+
+STACK_UTILS_DIR = stack_utils
+
+ALGO_UTILS_DIR = algorithms/utils
+
+INSERT_DIR = algorithms/insertion
+
+ALGO_DIR = algorithms
+
+PARS_DIR = parsing
+
+MEDIUM_DIR = medium
+
+COMPLEX_DIR = radix
+
+FLAGS_DIR = flags
+
+CHECKER_DIR = checker
+
+INCLUDES = includes
+
+#============================
+# ALL FILES WITHOUT PATH 
+#============================
+
+SRC = main.c test_one.c ft_putnbr.c secure_write.c
+
+INSERTION = insertion.c
+
+FLAGS_FILES = algorithms_sort.c flag.c bench.c
+
+PARSING = ft_atoi.c parsing.c ft_strncmp.c ft_split.c ft_strlen.c ft_substr.c checker.c ft_itoa.c ft_isdigit.c \
+			ft_strjoin.c ft_strlcat.c ft_strlcpy.c parsing_2.c disorder.c
+
+CHECKER_FILES = check_error.c verif_flag.c verif_is_digit.c verif_overflow.c verif_double.c
+
+STACK_UTILS = push.c rev_rotate.c rotate.c stack_add.c stack_remove.c stacks_len.c swap.c
+
+MEDIUM_ALGO = utils_medium.c utils_struct_tab.c utils_medium_two.c sort_utils.c sort_utils_two.c medium_algo.c
+
+COMPLEX_ALGO = radix.c
+
+ALGO_UTILS = check_order.c compare.c iterate.c pre_sort.c
+
+#============================
+# ADDING PATH TO THE FILES
+#============================
+
+ALL_FILES = $(SRC) $(STACK_UTILS_DIR)/$(STACK_UTILS)  $(PARS_DIR)/$(PARSING) \
+			$(ALGO_DIR)/$(MEDIUM_DIR)/$(MEDIUM_ALGO) $(ALGO_UTILS_DIR)/$(ALGO_UTILS) \
+			$(INSERT_DIR)/$(INSERTION) $(ALGO_DIR)/$(COMPLEX_DIR)/$(COMPLEX_ALGO) \
+			$(FLAGS_DIR)/$(FLAGS_FILES) $(CHECKER_DIR)/$(CHECKER_FILES)
+
+OBJ_DIR = obj
+
+CC = cc
+
+CFLAGS = -Wall -Werror -Wextra -g3 -I$(INCLUDES)
+
+NAME = push_swap
+
+OBJ = $(addprefix $(OBJ_DIR)/, $(notdir $(ALL_FILES:.c=.o)))
+DEP = $(OBJ:.o=.d)
+
+.PHONY: all clean fclean re
+
+all: $(NAME)
+
+$(NAME): $(OBJ)
+	@$(CC) $(CFLAGS) $(OBJ) -o $(NAME)
+	@echo "===================================="
+	@echo "======= PUSH SWAP COMPILED ========="
+	@echo "===================================="
+
+$(OBJ_DIR)/%.o: $(PARS_DIR)/%.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/%.o: $(INSERT_DIR)/%.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/%.o: $(STACK_UTILS_DIR)/%.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/%.o: $(ALGO_DIR)/%.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/%.o: $(ALGO_DIR)/$(MEDIUM_DIR)/%.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/%.o: $(ALGO_DIR)/$(COMPLEX_DIR)/%.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/%.o: $(ALGO_UTILS_DIR)/%.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/%.o: $(FLAGS_DIR)/%.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/%.o: $(CHECKER_DIR)/%.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/%.o: %.c | $(OBJ_DIR)
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR):
+	@mkdir -p $(OBJ_DIR)
+
+clean:
+	@rm -rf $(OBJ_DIR)
+	@echo "===================================="
+	@echo "= ALL OBJECT AND DEPENDENCES CLEAN ="
+	@echo "===================================="
+
+fclean: clean
+	@rm -f $(NAME)
+	@echo "========== EXEC DELETED ============"
+	@echo "===================================="
+
+re: fclean all
+
+-include $(DEP)

README.md

@@ -0,0 +1,5 @@
+This project has been created as part of the 42 curriculum by mteriier[, dgaillet].
+
+## Description
+
+The *Push swap* project goal is to sort values with push swap operations beetween 2 stack (*a* and *b*)

algorithms/insertion/insertion.c

@@ -0,0 +1,72 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   insertion.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/10 15:38:52 by dgaillet          #+#    #+#             */
+/*   Updated: 2025/12/15 14:45:54 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+
+static int	to_insert(t_stacks *stacks, int sorted)
+{
+	int		i;
+	t_stack	*a;
+
+	if (is_lowest(stacks->a, stacks->b, sorted)
+		|| is_highest(stacks->a, stacks->b, sorted))
+		return (sorted - r_to_lowest(stacks->a, sorted));
+	i = 0;
+	a = stacks->a;
+	while (i < sorted)
+	{
+		if (stacks->b->value > a->previous->value
+			&& stacks->b->value <= a->value)
+			return (i);
+		a = a->previous;
+		i++;
+	}
+	return (i);
+}
+
+static void	ft_extra(t_stacks *stacks, int sorted, int b_len)
+{
+	int	to_r_rotate;
+
+	if (b_len <= 0)
+		return ;
+	if (sorted <= 1)
+		pa(stacks);
+	else
+	{
+		to_r_rotate = to_insert(stacks, sorted);
+		optimal_rotate(stacks, sorted - to_r_rotate, sorted, 'a');
+		pa(stacks);
+	}
+	ft_extra(stacks, sorted + 1, b_len - 1);
+}
+
+void	insertion(t_stacks *stacks, int len)
+{
+	int	i;
+
+	if (len == 3)
+	{
+		sort_three_a(stacks);
+		return ;
+	}
+	if (check_order(stacks->a))
+		return ;
+	i = 0;
+	while (i < len)
+	{
+		pb(stacks);
+		i++;
+	}
+	ft_extra(stacks, 0, len);
+	optimal_rotate(stacks, r_to_lowest(stacks->a, len), len, 'a');
+}

algorithms/medium/medium_algo.c

@@ -0,0 +1,114 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   medium_algo.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/10 07:14:45 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/06 12:57:05 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "medium_headers.h"
+#include <stdlib.h>
+
+static int	path_to_end(t_stacks *stacks, int max_range, int range, char c)
+{
+	t_stack	*tmp;
+	int		i;
+	int		first_pass;
+
+	if (c == 'a')
+		tmp = stacks->a;
+	else
+		tmp = stacks->b;
+	tmp = tmp->previous;
+	i = 0;
+	first_pass = 1;
+	while (first_pass || tmp != stacks->b->previous)
+	{
+		first_pass = 0;
+		if (in_range(tmp->value, max_range, range))
+			tmp = stacks->b;
+		tmp = tmp->previous;
+		i++;
+	}
+	return (i);
+}
+
+static int	path_to_start(t_stacks *stacks, int max_range, int range, char c)
+{
+	t_stack	*tmp;
+	int		i;
+	int		first_pass;
+
+	if (c == 'a')
+		tmp = stacks->a;
+	else
+		tmp = stacks->b;
+	i = 0;
+	first_pass = 1;
+	while (first_pass || tmp != stacks->b)
+	{
+		first_pass = 0;
+		if (in_range(tmp->value, max_range, range))
+		{
+			tmp = stacks->b->previous;
+		}
+		tmp = tmp->next;
+		i++;
+	}
+	return (i);
+}
+
+int	wich_path(t_stacks *stacks, int max_range, int range, char c)
+{
+	int	path_start;
+	int	path_end;
+
+	path_start = path_to_start(stacks, max_range, range, c);
+	path_end = path_to_end(stacks, max_range, range, c);
+	if (path_start < path_end)
+		return (1);
+	return (0);
+}
+
+int	stack_len(t_stack *stack)
+{
+	t_stack	*first;
+	int		i;
+
+	first = stack;
+	i = 1;
+	while (first->next != stack)
+	{
+		first = first->next;
+		i++;
+	}
+	return (i);
+}
+
+void	bucket_algo(t_stacks *stacks, t_tab *preset, int range)
+{
+	t_tab	*tmp;
+
+	tmp = preset;
+	while (stacks->a)
+		pb(stacks);
+	while (preset)
+	{
+		push_range_to_b(stacks, preset, range);
+		if (preset->next)
+			tmp = preset->next;
+		else
+			tmp = NULL;
+		if (preset)
+			free(preset);
+		preset = tmp;
+	}
+	while (stacks->b)
+		pa(stacks);
+	return ;
+}

algorithms/medium/sort_utils.c

@@ -0,0 +1,95 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   sort_utils.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/05 14:11:49 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/05 14:11:52 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "medium_headers.h"
+
+static int	number_move_reverse(t_stacks *stacks, int value, char start_end)
+{
+	int		i;
+	t_stack	*tmp;
+
+	i = 0;
+	tmp = stacks->a;
+	if (start_end == 's')
+	{
+		while (tmp->value < value)
+		{
+			tmp = tmp->next;
+			i++;
+		}
+	}
+	else
+	{
+		tmp = tmp->previous;
+		while (tmp->value > value)
+		{
+			tmp = tmp->previous;
+			i++;
+		}
+	}
+	return (i);
+}
+
+static int	sort_path(t_stacks *stacks, int value)
+{
+	int	start_path;
+	int	end_path;
+
+	start_path = number_move_reverse(stacks, value, 's');
+	if (start_path == 0)
+		return (1);
+	end_path = number_move_reverse(stacks, value, 'e');
+	if (start_path < end_path)
+		return (1);
+	return (0);
+}
+
+static void	sort_little_pile(t_stacks *stacks)
+{
+	if (!stacks->a)
+	{
+		pa(stacks);
+		return ;
+	}
+	if (stacks->a->previous->value < stacks->b->value)
+	{
+		pa(stacks);
+		ra(stacks);
+		return ;
+	}
+	if (sort_path(stacks, stacks->b->value))
+		sort_from_left(stacks);
+	else
+		sort_from_right(stacks);
+}
+
+void	push_range_to_b(t_stacks *stacks, t_tab *one_preset, int range)
+{
+	while (one_preset->nb_in > 0)
+	{
+		if (wich_path(stacks, one_preset->max_range, range, 'b'))
+		{
+			while (!in_range(stacks->b->value, one_preset->max_range, range))
+				rb(stacks);
+		}
+		else
+		{
+			while (!in_range(stacks->b->value, one_preset->max_range, range))
+			{
+				rrb(stacks);
+			}
+		}
+		sort_little_pile(stacks);
+		one_preset->nb_in--;
+	}
+}

algorithms/medium/sort_utils_two.c

@@ -0,0 +1,49 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   sort_utils_two.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/06 07:52:36 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/06 07:52:38 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+
+void	sort_from_left(t_stacks *stacks)
+{
+	int	i;
+
+	i = 0;
+	while (stacks->b->value > stacks->a->value)
+	{
+		ra(stacks);
+		i++;
+	}
+	pa(stacks);
+	while (i > 0)
+	{
+		rra(stacks);
+		i--;
+	}
+}
+
+void	sort_from_right(t_stacks *stacks)
+{
+	int	i;
+
+	i = 0;
+	while (stacks->b->value < stacks->a->previous->value)
+	{
+		rra(stacks);
+		i++;
+	}
+	pa(stacks);
+	while (i >= 0)
+	{
+		ra(stacks);
+		i--;
+	}
+}

algorithms/medium/utils_medium.c

@@ -0,0 +1,104 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   utils_medium.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/10 13:58:40 by mteriier          #+#    #+#             */
+/*   Updated: 2025/12/10 13:58:42 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+
+int	get_first_lower(t_stack *first)
+{
+	t_stack	*tmp;
+	int		lower;
+	int		pass;
+
+	tmp = first;
+	lower = tmp->value;
+	pass = 1;
+	while (tmp != first || pass == 1)
+	{
+		pass = 0;
+		if (lower > tmp->value)
+			lower = tmp->value;
+		tmp = tmp->next;
+	}
+	return (lower);
+}
+
+int	get_next_lower(t_stack *first, int old_lower)
+{
+	t_stack	*tmp;
+	int		next_lower;
+	int		skip_first;
+
+	tmp = first;
+	skip_first = 1;
+	next_lower = 2147483647;
+	while (tmp != first || skip_first)
+	{
+		skip_first = 0;
+		if (old_lower < tmp->value && tmp->value <= next_lower)
+		{
+			next_lower = tmp->value;
+			if (next_lower == -2147483648)
+				return (next_lower);
+		}
+		tmp = tmp->next;
+	}
+	return (next_lower);
+}
+
+int	calcul_range(int value, int range)
+{
+	int	max_range;
+
+	max_range = 0;
+	if (value == 2147483647)
+		return (value);
+	if (value < 0)
+		while (max_range > value)
+			max_range -= range;
+	else
+		while (max_range <= value)
+			max_range += range;
+	if (max_range < 0)
+		return (max_range + range - 1);
+	return (max_range - 1);
+}
+
+int	in_range(int value, int max_range, int range)
+{
+	int	min_range;
+
+	min_range = max_range - (range - 1);
+	if (value <= max_range && value >= min_range)
+		return (1);
+	return (0);
+}
+
+int	get_number_in_range(int max_range, t_stack *a, int range)
+{
+	int		nb_in;
+	t_stack	*tmp;
+	t_stack	*first;
+	int		pass;
+
+	nb_in = 0;
+	tmp = a;
+	pass = 1;
+	first = tmp;
+	while (tmp != first || pass == 1)
+	{
+		pass = 0;
+		if (in_range(tmp->value, max_range, range))
+			nb_in++;
+		tmp = tmp->next;
+	}
+	return (nb_in);
+}

algorithms/medium/utils_medium_two.c

@@ -0,0 +1,80 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   utils_medium_two.c                                 :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.lyon42.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/22 09:36:56 by mteriier          #+#    #+#             */
+/*   Updated: 2025/12/22 09:38:19 by mteriier         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "medium_headers.h"
+
+static int	get_max_number(t_stack *first)
+{
+	int		max;
+	int		pass;
+	t_stack	*a;
+
+	a = first;
+	max = a->value;
+	pass = 1;
+	while (a != first || pass == 1)
+	{
+		pass = 0;
+		if (max < a->value)
+			max = a->value;
+		a = a->next;
+	}
+	return (max);
+}
+
+static int	get_min_number(t_stack *first)
+{
+	int		min;
+	t_stack	*a;
+	int		pass;
+
+	a = first;
+	min = a->value;
+	pass = 1;
+	while (a != first || pass == 1)
+	{
+		pass = 0;
+		if (min > a->value)
+			min = a->value;
+		a = a->next;
+	}
+	return (min);
+}
+
+static int	my_sqrt(int nb)
+{
+	int	i;
+
+	if (nb < 1)
+		return (0);
+	i = 0;
+	while (i * i <= nb)
+		i++;
+	return (i);
+}
+
+int	range_bucket(t_stack *first)
+{
+	int		len;
+	long	diff;
+	int		sqrt;
+
+	len = stack_len(first);
+	diff = (long)get_max_number(first) - (long)get_min_number(first);
+	sqrt = my_sqrt(len);
+	if (diff / sqrt < 2)
+	{
+		return (get_max_number(first));
+	}
+	return (diff / my_sqrt(len));
+}

algorithms/medium/utils_struct_tab.c

@@ -0,0 +1,91 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   utils_struct_tab.c                                 :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/10 13:36:43 by mteriier          #+#    #+#             */
+/*   Updated: 2025/12/10 13:36:48 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "medium_headers.h"
+#include <stdlib.h>
+
+static t_tab	*allocate_tab(int range_max, int nb)
+{
+	t_tab	*tab;
+
+	tab = malloc(sizeof(t_tab));
+	if (!tab)
+		return (NULL);
+	tab->next = NULL;
+	tab->max_range = range_max;
+	tab->nb_in = nb;
+	return (tab);
+}
+
+static t_tab	*free_tab(t_tab **first)
+{
+	if (!(*first))
+		return (NULL);
+	if ((*first)->next)
+		free_tab(&(*first)->next);
+	free(*first);
+	return (NULL);
+}
+
+static t_tab	*init_first_tab(t_stack *first, int range)
+{
+	t_tab	*tab;
+	int		lower;
+	int		range_max;
+
+	lower = get_first_lower(first);
+	range_max = calcul_range(lower, range);
+	tab = allocate_tab(range_max, get_number_in_range(range_max, first, range));
+	if (!tab)
+		return (NULL);
+	return (tab);
+}
+
+static t_tab	*get_next_tab(t_stack *first, t_tab *tab, int range)
+{
+	int		lower;
+	int		range_max;
+	t_tab	*next_tab;
+
+	lower = get_next_lower(first, tab->max_range);
+	range_max = calcul_range(lower, range);
+	next_tab = allocate_tab(range_max,
+			get_number_in_range(range_max, first, range));
+	if (!next_tab)
+		return (NULL);
+	return (next_tab);
+}
+
+t_tab	*get_tabs(t_stack *first, int range)
+{
+	t_tab	*tmp;
+	t_tab	*first_tab;
+	int		len_stack;
+	int		scan_nb_in_tab;
+
+	len_stack = stack_len(first);
+	first_tab = init_first_tab(first, range);
+	if (!first_tab)
+		return (NULL);
+	scan_nb_in_tab = first_tab->nb_in;
+	tmp = first_tab;
+	while (scan_nb_in_tab < len_stack)
+	{
+		tmp->next = get_next_tab(first, tmp, range);
+		if (!(tmp->next))
+			return (free_tab(&first_tab));
+		tmp = tmp->next;
+		scan_nb_in_tab += tmp->nb_in;
+	}
+	return (first_tab);
+}

algorithms/radix/radix.c

@@ -0,0 +1,76 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   radix.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/06 12:47:06 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/08 11:06:11 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+
+static int	still_unit_value(t_stacks *stacks, int unit)
+{
+	t_stack	*temp;
+
+	temp = stacks->a;
+	if (!temp || temp->value >= unit)
+		return (1);
+	temp = temp->next;
+	while (temp != stacks->a)
+	{
+		if (temp->value >= unit)
+			return (1);
+		temp = temp->next;
+	}
+	return (0);
+}
+
+static void	push_by_number_to_b(t_stacks *stacks, int unit, int nb)
+{
+	int		i;
+	int		s_len;
+	t_stack	*temp;
+
+	temp = stacks->a;
+	s_len = 1;
+	while (temp && temp->next != stacks->a)
+	{
+		s_len++;
+		temp = temp->next;
+	}
+	i = 0;
+	while (i < s_len && still_unit_value(stacks, unit))
+	{
+		if (stacks->a && (stacks->a->value % (unit * 10)) / unit == nb)
+			pb(stacks);
+		else
+			ra(stacks);
+		i++;
+	}
+}
+
+static void	rec_sort(t_stacks *stacks, int unit)
+{
+	int	i;
+
+	i = 0;
+	if (!still_unit_value(stacks, unit))
+		return ;
+	while (i <= 9)
+	{
+		push_by_number_to_b(stacks, unit, i);
+		i++;
+	}
+	while (stacks->b)
+		pa(stacks);
+	rec_sort(stacks, unit * 10);
+}
+
+void	radix(t_stacks *stacks)
+{
+	rec_sort(stacks, 1);
+}

algorithms/utils/check_order.c

@@ -0,0 +1,27 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   check_order.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/09 11:57:06 by mteriier          #+#    #+#             */
+/*   Updated: 2025/12/11 17:50:21 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+
+int	check_order(t_stack *stack)
+{
+	t_stack	*first;
+
+	first = stack;
+	while (stack->next != first)
+	{
+		if (stack->value > stack->next->value)
+			return (0);
+		stack = stack->next;
+	}
+	return (1);
+}

algorithms/utils/compare.c

@@ -1,42 +1,43 @@
 /* ************************************************************************** */
 /*                                                                            */
 /*                                                        :::      ::::::::   */
-/*   push_swap.h                                        :+:      :+:    :+:   */
+/*   compare.c                                          :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
 /*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2025/12/08 14:18:06 by dgaillet          #+#    #+#             */
+/*   Created: 2025/12/11 17:46:00 by dgaillet          #+#    #+#             */
-/*   Updated: 2025/12/08 15:34:51 by mteriier         ###   ########lyon.fr   */
+/*   Updated: 2025/12/11 17:46:22 by dgaillet         ###   ########lyon.fr   */
 /*                                                                            */
 /* ************************************************************************** */
 
-#ifndef PUSH_SWAP_H
+#include "push_swap.h"
-# define PUSH_SWAP_H
 
-typedef struct s_stack
+int	is_lowest(t_stack *stack, t_stack *node, int len)
 {
-	int		value;
+	int	i;
-	s_stack	*next;
-	s_stack	*previous;
-}	t_stack;
 
-typedef struct s_stacks
+	i = 0;
+	while (i < len)
 	{
-	t_stack	*a;
+		if (node->value > stack->value)
-	t_stack	*b;
+			return (0);
-}	t_stacks;
+		stack = stack->next;
+		i++;
+	}
+	return (1);
+}
 
-/*STACK_FUNCTIONS*/
+int	is_highest(t_stack *stack, t_stack *node, int len)
-void	pa(t_stacks *stacks);
+{
-void	pb(t_stacks *stacks);
+	int	i;
-void	rra(t_stacks *stacks);
-void	rrb(t_stacks *stacks);
-void	rrr(t_stacks *stacks);
-void	ra(t_stacks *stacks);
-void	rb(t_stacks *stacks);
-void	rr(t_stacks *stacks);
-void	sa(t_stacks *stacks);
-void	sb(t_stacks *stacks);
-void	ss(t_stacks *stacks);
 
-#endif
+	i = 0;
+	while (i < len)
+	{
+		if (node->value < stack->value)
+			return (0);
+		stack = stack->next;
+		i++;
+	}
+	return (1);
+}

algorithms/utils/iterate.c

@@ -0,0 +1,42 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   iterate.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/11 17:49:56 by dgaillet          #+#    #+#             */
+/*   Updated: 2025/12/15 14:44:56 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+
+static void	iterate_fn(t_stacks *stacks, int i, void (f)(t_stacks *stacks))
+{
+	while (i > 0)
+	{
+		f(stacks);
+		i--;
+	}
+}
+
+void	optimal_rotate(t_stacks *stacks, int i, int len, char stack)
+{
+	if (i == len)
+		return ;
+	if (i && len / i >= 2)
+	{
+		if (stack == 'a')
+			iterate_fn(stacks, i, &ra);
+		else
+			iterate_fn(stacks, i, &rb);
+	}
+	else if (i)
+	{
+		if (stack == 'a')
+			iterate_fn(stacks, len - i, &rra);
+		else
+			iterate_fn(stacks, len - i, &rrb);
+	}
+}

algorithms/utils/pre_sort.c

@@ -0,0 +1,56 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   pre_sort.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/15 14:21:20 by dgaillet          #+#    #+#             */
+/*   Updated: 2025/12/15 14:59:52 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+
+int	r_to_lowest(t_stack *stack, int len)
+{
+	t_stack	*lowest;
+	int		lowest_i;
+	int		i;
+
+	i = 1;
+	lowest_i = 0;
+	lowest = stack;
+	stack = stack->next;
+	while (i < len)
+	{
+		if (stack->value < lowest->value)
+		{
+			lowest_i = i;
+			lowest = stack;
+		}
+		stack = stack->next;
+		i++;
+	}
+	return (lowest_i);
+}
+
+void	sort_two(t_stacks *stacks)
+{
+	sa(stacks);
+}
+
+void	sort_three_a(t_stacks *stacks)
+{
+	if (check_order(stacks->a))
+		return ;
+	if (stacks->a->value > stacks->a->next->value)
+		sa(stacks);
+	optimal_rotate(stacks, r_to_lowest(stacks->a, 3), 3, 'a');
+	if (stacks->a->next->value > stacks->a->previous->value)
+	{
+		ra(stacks);
+		sa(stacks);
+		rra(stacks);
+	}
+}

checker/check_error.c

@@ -0,0 +1,39 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   check_error.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 09:31:50 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/09 09:31:51 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "check_error.h"
+#include "parsing.h"
+
+int	verif_is_number(char **tab)
+{
+	int	len;
+
+	len = len_split(tab);
+	if (tab[len - 1][0] == '-' && !ft_isdigit(tab[len - 1][1]))
+		return (0);
+	return (1);
+}
+
+int	check_error(char **tab, int mod)
+{
+	if (!verif_flag(tab, mod))
+		return (0);
+	if (!verif_is_digit(tab, mod))
+		return (0);
+	if (!verif_overflow(tab, mod))
+		return (0);
+	if (!verif_double(tab, mod))
+		return (0);
+	if (!verif_is_number(tab))
+		return (0);
+	return (1);
+}

checker/verif_double.c

@@ -0,0 +1,47 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   verif_double.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 10:41:42 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/09 10:41:43 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+#include "check_error.h"
+
+static int	is_double_in_tab(char **tab, int nb, int pos)
+{
+	int	i;
+
+	i = pos;
+	while (tab[i])
+	{
+		if (nb == ft_atoi(tab[i]))
+			return (0);
+		i++;
+	}
+	return (1);
+}
+
+int	verif_double(char **tab, int mod)
+{
+	int	i;
+	int	tmp;
+
+	i = wich_mod(mod);
+	while (tab[i])
+	{
+		if (tab[i + 1])
+		{
+			tmp = ft_atoi(tab[i]);
+			if (!is_double_in_tab(tab, tmp, i + 1))
+				return (0);
+		}
+		i++;
+	}
+	return (1);
+}

checker/verif_flag.c

@@ -0,0 +1,61 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   verif_flag.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 09:51:11 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/09 09:51:12 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+
+static int	is_exist_flag(char **tab, int pos)
+{
+	int	verif;
+
+	verif = 0;
+	if (ft_strncmp(tab[pos], "--bench", 30)
+		|| ft_strncmp(tab[pos], "--simple", 30)
+		|| ft_strncmp(tab[pos], "--medium", 30)
+		|| ft_strncmp(tab[pos], "--adaptive", 30)
+		|| ft_strncmp(tab[pos], "--complex", 30))
+		verif = 1;
+	return (verif);
+}
+
+static int	verif_exist_flag(char **tab, int mod)
+{
+	int	verif;
+
+	verif = 0;
+	if (mod == 1)
+		verif = (is_exist_flag(tab, 1));
+	else if (mod == 2)
+	{
+		if (is_exist_flag(tab, 1) && is_exist_flag(tab, 2))
+			verif = 1;
+	}
+	return (verif);
+}
+
+static int	verif_double_flag(char **tab, int mod)
+{
+	int	verif;
+
+	verif = 1;
+	if (mod == 2 && ft_strncmp(tab[1], tab[2], 9))
+		verif = 0;
+	return (verif);
+}
+
+int	verif_flag(char **tab, int mod)
+{
+	if (mod == 0)
+		return (1);
+	if (verif_double_flag(tab, mod) && verif_exist_flag(tab, mod))
+		return (1);
+	return (0);
+}

checker/verif_is_digit.c

@@ -0,0 +1,44 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   verif_is_digit.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 10:25:23 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/09 10:25:24 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+
+int	scan_str_is_digit(char *tab)
+{
+	int	i;
+
+	i = 0;
+	while (tab[i])
+	{
+		if ((tab[i] == '+' || tab[i] == '-') && ft_isdigit(tab[i + 1])
+			&& tab[i + 1])
+			i++;
+		if (!ft_isdigit(tab[i]))
+			return (0);
+		i++;
+	}
+	return (1);
+}
+
+int	verif_is_digit(char **tab, int mod)
+{
+	int	i;
+
+	i = wich_mod(mod);
+	while (tab[i])
+	{
+		if (!scan_str_is_digit(tab[i]))
+			return (0);
+		i++;
+	}
+	return (1);
+}

checker/verif_overflow.c

@@ -0,0 +1,53 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   verif_overflow.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 10:30:39 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/09 10:30:40 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+
+static int	verif_atoi(const char *nptr)
+{
+	size_t	i;
+	int		tmp;
+	int		before;
+
+	i = 0;
+	tmp = 0;
+	before = 0;
+	if (ft_strncmp(nptr, "-2147483648", 15))
+		return (1);
+	while ((nptr[i] >= 9 && nptr[i] <= 13) || nptr[i] == ' ')
+		i++;
+	if (nptr[i] == '-' || nptr[i] == '+')
+		i++;
+	while (nptr[i] >= '0' && nptr[i] <= '9')
+	{
+		before = tmp;
+		tmp = tmp * 10 + nptr[i] - '0';
+		if (before > tmp)
+			return (0);
+		i++;
+	}
+	return (1);
+}
+
+int	verif_overflow(char **tab, int mod)
+{
+	int	i;
+
+	i = wich_mod(mod);
+	while (tab[i])
+	{
+		if (!verif_atoi(tab[i]))
+			return (0);
+		i++;
+	}
+	return (1);
+}

flags/algorithms_sort.c

@@ -0,0 +1,68 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   algorithms_sort.c                                  :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/07 12:15:02 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/08 16:07:00 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "medium_headers.h"
+#include "parsing.h"
+
+void	simple(t_stacks *stacks)
+{
+	int	len;
+
+	len = stack_a_len(stacks);
+	stacks->algo = 1;
+	insertion(stacks, len);
+}
+
+void	medium(t_stacks *stacks)
+{
+	t_tab	*buckets;
+	int		range;
+	int		len;
+
+	stacks->algo = 2;
+	len = stack_a_len(stacks);
+	if (len == 2)
+		sort_two(stacks);
+	else
+	{
+		range = range_bucket(stacks->a);
+		buckets = get_tabs(stacks->a, range);
+		if (!buckets)
+			return ;
+		bucket_algo(stacks, buckets, range);
+	}
+}
+
+void	complex(t_stacks *stacks)
+{
+	stacks->algo = 3;
+	radix(stacks);
+}
+
+void	adaptive(t_stacks *stacks, char **tab)
+{
+	int		i;
+	float	disorder;
+
+	i = 0;
+	while (!ft_isdigit(tab[i][0]) && tab[i])
+		i++;
+	disorder = stacks->disorder;
+	if (disorder < 0.3)
+		simple(stacks);
+	else if (disorder < 0.5)
+		medium(stacks);
+	else
+		complex(stacks);
+	return ;
+}

flags/bench.c

@@ -0,0 +1,115 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   bench.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/08 13:59:52 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/09 12:13:36 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "parsing.h"
+#include <unistd.h>
+
+static void	print_disorder(t_stacks *stacks)
+{
+	int		nbr;
+	char	*str;
+
+	nbr = (int) stacks->disorder * 10000;
+	str = ft_itoa(nbr);
+	if (!str)
+		exit (EXIT_FAILURE);
+	secure_write(2, "[bench] disorder: ", 18);
+	if (ft_strlen(str) <= 2)
+		secure_write(2, "0", 1);
+	else
+		secure_write(2, str, ft_strlen(str) - 2);
+	secure_write(2, ".", 1);
+	if (ft_strlen(str) == 1)
+		secure_write(2, "0", 1);
+	secure_write(2, &str[ft_strlen(str) - 2], 2);
+	secure_write(2, "%\n", 2);
+	free(str);
+}
+
+static void	print_algo(t_stacks *stacks)
+{
+	secure_write(2, "[bench] algo: ", 14);
+	if (stacks->algo == 0)
+	{
+		secure_write(2, "Adaptative", 10);
+		if (stacks->disorder < 0.2)
+			secure_write(2, " / O(n2n)\n", 10);
+		else if (stacks->disorder >= 0.5)
+			secure_write(2, " / O(n√n)\n", 10);
+		else
+			secure_write(2, " / O(nlogn)\n", 12);
+	}
+	else if (stacks->algo == 1)
+		secure_write(2, "Simple / O(n2n)\n", 16);
+	else if (stacks->algo == 2)
+		secure_write(2, "Medium / O(nlogn)\n", 18);
+	else if (stacks->algo == 3)
+		secure_write(2, "Complex / O(n√n)\n", 17);
+}
+
+static void	print_total_ops(t_stacks *stacks)
+{
+	unsigned int	total_ops;
+
+	total_ops = 0;
+	total_ops += stacks->sa;
+	total_ops += stacks->sb;
+	total_ops += stacks->ss;
+	total_ops += stacks->pa;
+	total_ops += stacks->pb;
+	total_ops += stacks->ra;
+	total_ops += stacks->rb;
+	total_ops += stacks->rr;
+	total_ops += stacks->rra;
+	total_ops += stacks->rrb;
+	total_ops += stacks->rrr;
+	secure_write(2, "[bench] total_ops: ", 19);
+	ft_putnbr_fd((int) total_ops, 2);
+	secure_write(2, "\n", 1);
+}
+
+static void	print_ops(t_stacks *stacks)
+{
+	secure_write(2, "[bench] sa: ", 12);
+	ft_putnbr_fd((int) stacks->sa, 2);
+	secure_write(2, " sb: ", 5);
+	ft_putnbr_fd((int) stacks->sb, 2);
+	secure_write(2, " ss: ", 5);
+	ft_putnbr_fd((int) stacks->ss, 2);
+	secure_write(2, " pa: ", 5);
+	ft_putnbr_fd((int) stacks->pa, 2);
+	secure_write(2, " pb: ", 5);
+	ft_putnbr_fd((int) stacks->pb, 2);
+	secure_write(2, "\n", 1);
+	secure_write(2, "[bench] ra: ", 12);
+	ft_putnbr_fd((int) stacks->ra, 2);
+	secure_write(2, " rb: ", 5);
+	ft_putnbr_fd((int) stacks->rb, 2);
+	secure_write(2, " rr: ", 5);
+	ft_putnbr_fd((int) stacks->rr, 2);
+	secure_write(2, " rra: ", 6);
+	ft_putnbr_fd((int) stacks->rra, 2);
+	secure_write(2, " rrb: ", 6);
+	ft_putnbr_fd((int) stacks->rrb, 2);
+	secure_write(2, " rrr: ", 6);
+	ft_putnbr_fd((int) stacks->rrr, 2);
+	secure_write(2, "\n", 1);
+}
+
+void	print_bench(t_stacks *stacks)
+{
+	print_disorder(stacks);
+	print_algo(stacks);
+	print_total_ops(stacks);
+	print_ops(stacks);
+}

flags/flag.c

@@ -0,0 +1,76 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   flag.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/07 12:39:29 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/08 16:07:29 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "parsing.h"
+#include "flags.h"
+
+int	calcul_mod(int argc, char **argv)
+{
+	int	mod;
+
+	mod = 0;
+	while (argv[mod] && !ft_isdigit(argv[mod][0]) && mod < argc)
+		mod++;
+	mod--;
+	return (mod);
+}
+
+int	pos_flag(char **argv, int mod)
+{
+	if (mod == 1 || mod == 4)
+	{
+		if (!ft_strncmp(argv[1], "--bench", 20))
+			return (1);
+	}
+	else if (mod == 2 || mod == 5)
+	{
+		if (!ft_strncmp(argv[1], "--bench", 20))
+			return (1);
+		else
+			return (2);
+	}
+	return (0);
+}
+
+int	pos_bench(char **argv, int mod)
+{
+	if (mod == 1 || mod == 4)
+	{
+		if (ft_strncmp(argv[1], "--bench", 20))
+			return (1);
+	}
+	else if (mod == 2 || mod == 5)
+	{
+		if (ft_strncmp(argv[1], "--bench", 20))
+			return (1);
+		else
+			return (2);
+	}
+	return (0);
+}
+
+void	flags(int pos, int pos_b, char **argv, t_stacks *stacks)
+{
+	if (ft_strncmp(argv[pos], "--simple", 30) && pos > 0)
+		simple(stacks);
+	else if (ft_strncmp(argv[pos], "--medium", 30) && pos > 0)
+		medium(stacks);
+	else if (ft_strncmp(argv[pos], "--complex", 30) && pos > 0)
+		complex(stacks);
+	else if (ft_strncmp(argv[pos], "--adaptive", 30) && pos > 0)
+		adaptive(stacks, argv);
+	else
+		adaptive(stacks, argv);
+	if (pos_b > 0)
+		stacks->bench = 1;
+}

ft_putnbr.c

@@ -0,0 +1,31 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putnbr.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/08 15:17:28 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/09 12:09:55 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+
+static void	rec_ft_putnbr_fd(int nbr, int fd)
+{
+	char	c;
+
+	if (!nbr)
+		return ;
+	ft_putnbr_fd(nbr / 10, fd);
+	c = (nbr % 10) + '0';
+	secure_write(fd, &c, 1);
+}
+
+void	ft_putnbr_fd(int nbr, int fd)
+{
+	if (!nbr)
+		secure_write(fd, "0", 1);
+	rec_ft_putnbr_fd(nbr, fd);
+}

includes/check_error.h

@@ -0,0 +1,23 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   check_error.h                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 10:16:35 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/09 10:16:37 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef CHECK_ERROR_H
+# define CHECK_ERROR_H
+
+int	verif_flag(char **tab, int mod);
+int	check_error(char **tab, int mod);
+int	verif_is_digit(char **tab, int mod);
+int	verif_overflow(char **tab, int mod);
+int	verif_double(char **tab, int mod);
+int	scan_str_is_digit(char *tab);
+
+#endif

includes/flags.h

@@ -0,0 +1,26 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   flags.h                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/07 13:05:52 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/08 15:32:54 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef FLAGS_H
+# define FLAGS_H
+
+void	simple(t_stacks *stacks);
+void	medium(t_stacks *stacks);
+void	complex(t_stacks *stacks);
+void	adaptive(t_stacks *stacks, char **tab);
+void	flags(int pos, int pos_b, char **argv, t_stacks *stacks);
+int		pos_bench(char **argv, int mod);
+int		pos_flag(char **argv, int mod);
+int		calcul_mod(int argc, char **argv);
+void	print_bench(t_stacks *stacks);
+
+#endif

includes/medium_headers.h

@@ -0,0 +1,41 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   medium_headers.h                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/07 07:47:49 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/07 07:47:51 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef MEDIUM_HEADERS_H
+# define MEDIUM_HEADERS_H
+
+typedef struct s_tab
+{
+	int				max_range;
+	int				nb_in;
+	struct s_tab	*next;
+}	t_tab;
+
+/* MEDIUM ALGO FILE */
+int		wich_path(t_stacks *stacks, int max_range, int range, char c);
+int		stack_len(t_stack *stack);
+void	bucket_algo(t_stacks *stacks, t_tab *preset, int range);
+/* SORT UTILS FILES */
+void	sort_from_left(t_stacks *stacks);
+void	sort_from_right(t_stacks *stacks);
+void	push_range_to_b(t_stacks *stacks, t_tab *one_preset, int range);
+/* MEDIUM UTILS FILES */
+int		range_bucket(t_stack *first);
+int		get_first_lower(t_stack *first);
+int		get_next_lower(t_stack *first, int old_lower);
+int		calcul_range(int value, int range);
+int		in_range(int value, int max_range, int range);
+int		get_number_in_range(int max_range, t_stack *a, int range);
+/* UTILS STRUCT TAB FILE */
+t_tab	*get_tabs(t_stack *first, int range);
+
+#endif

includes/parsing.h

@@ -0,0 +1,38 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   parsing.h                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/07 08:03:08 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/09 11:27:39 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef PARSING_H
+# define PARSING_H
+
+# include <stdlib.h>
+# include "push_swap.h"
+
+int			ft_atoi(const char *nptr);
+int			wich_mod(int mod);
+t_stacks	*init_stacks(int argc, char **argv, int mod);
+int			ft_strncmp(const char *s1, const char *s2, int n);
+size_t		ft_strlen(const char *s);
+char		*ft_substr(char const *s, unsigned int start, size_t len);
+char		**ft_split(char const *s, char c);
+void		free_tab(char **tab);
+int			checker(int argc, char **argv);
+int			len_split(char **tab);
+char		*ft_itoa(int n);
+int			ft_isdigit(int c);
+char		*ft_strjoin(char const *s1, char const *s2);
+int			ft_strlcpy(char *dst, const char *src, int size);
+int			ft_strlcat(char *dst, const char *src, int size);
+char		*join_all(int argc, char **argv);
+char		**split_all(char *tab);
+float		compute_disorder(char **strs, int pos);
+
+#endif

includes/push_swap.h

@@ -0,0 +1,88 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   push_swap.h                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/08 14:18:06 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/08 15:32:04 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef PUSH_SWAP_H
+# define PUSH_SWAP_H
+
+typedef struct s_stack
+{
+	int				value;
+	struct s_stack	*next;
+	struct s_stack	*previous;
+}	t_stack;
+
+typedef struct s_stacks
+{
+	t_stack			*a;
+	t_stack			*b;
+	int				algo;
+	int				bench;
+	float			disorder;
+	unsigned int	ra;
+	unsigned int	rb;
+	unsigned int	rr;
+	unsigned int	rra;
+	unsigned int	rrb;
+	unsigned int	rrr;
+	unsigned int	pa;
+	unsigned int	pb;
+	unsigned int	sa;
+	unsigned int	sb;
+	unsigned int	ss;
+}	t_stacks;
+
+/*STACK_FUNCTIONS*/
+void	pa(t_stacks *stacks);
+void	pb(t_stacks *stacks);
+void	rra(t_stacks *stacks);
+void	rrb(t_stacks *stacks);
+void	rrr(t_stacks *stacks);
+void	ra(t_stacks *stacks);
+void	rb(t_stacks *stacks);
+void	rr(t_stacks *stacks);
+void	sa(t_stacks *stacks);
+void	sb(t_stacks *stacks);
+void	ss(t_stacks *stacks);
+/* STACK ADD AND CLEAR FILES */
+t_stack	*new_stack(int value);
+void	stack_add_back(t_stack **stack, t_stack *new);
+void	stack_add_front(t_stack **stack, t_stack *new);
+void	stack_clear_all(t_stack *stack, t_stack *first);
+void	free_all(t_stacks *stacks);
+/* STACKS LEN FILES */
+int		stack_a_len(t_stacks *stacks);
+int		stack_b_len(t_stacks *stacks);
+int		highest_stack_len(t_stacks *stacks);
+/* PRE SORT */
+int		r_to_lowest(t_stack *stack, int len);
+void	sort_three_a(t_stacks *stacks);
+void	sort_two(t_stacks *stacks);
+/* ITERATE FILE */
+void	optimal_rotate(t_stacks *stacks, int i, int len, char stack);
+/* COMPARE FILE */
+int		is_lowest(t_stack *stack, t_stack *node, int len);
+int		is_highest(t_stack *stack, t_stack *node, int len);
+/* CHECK ORDER FILE */
+int		check_order(t_stack *stack);
+/* INSERTION */
+void	insertion(t_stacks *stacks, int len);
+int		test2(char **argv);
+/* TEST FILE */
+int		test1(char **tab, int len, int mod);
+
+/* RADIX */
+void	radix(t_stacks *stacks);
+
+void	secure_write(int fd, char *str, int len);
+void	ft_putnbr_fd(int nbr, int fd);
+
+#endif

main.c

@@ -0,0 +1,38 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/08 18:32:35 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/08 15:34:59 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "parsing.h"
+#include "check_error.h"
+#include "flags.h"
+#include <unistd.h>
+
+int	main(int argc, char **argv)
+{
+	char	**tab;
+	int		mod;
+	int		len;
+
+	if (argc < 2)
+		return (0);
+	tab = split_all(join_all(argc, argv));
+	if (!tab)
+		return (0);
+	len = len_split(tab);
+	mod = calcul_mod(len, tab);
+	if (check_error(tab, mod))
+		test1(tab, len, mod);
+	else
+		write(2, "Error\n", 7);
+	free_tab(tab);
+	return (0);
+}

parsing/checker.c

@@ -0,0 +1,64 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   checker.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/08 12:37:12 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/08 13:17:36 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "parsing.h"
+
+static int	check_digits(char *str)
+{
+	int	i;
+
+	i = 0;
+	while (str[i])
+	{
+		if (!ft_isdigit(str[i]) && str[i] != ' ')
+			return (0);
+		i++;
+	}
+	return (1);
+}
+
+static int	check_flags(char *str)
+{
+	if (!ft_strncmp("--simple", str, ft_strlen(str)))
+		return (1);
+	else if (!ft_strncmp("--medium", str, ft_strlen(str)))
+		return (1);
+	else if (!ft_strncmp("--complex", str, ft_strlen(str)))
+		return (1);
+	else if (!ft_strncmp("--adaptative", str, ft_strlen(str)))
+		return (1);
+	return (0);
+}
+
+int	checker(int argc, char **argv)
+{
+	int	i;
+	int	methods_flag;
+	int	bench;
+
+	bench = 0;
+	methods_flag = 0;
+	i = 0;
+	while (++i < argc)
+	{
+		if (check_flags(argv[1]) && !methods_flag)
+			methods_flag = 1;
+		else if (!ft_strncmp("--bench", argv[1], ft_strlen(argv[1])) && !bench)
+			bench = 1;
+		else if (check_digits(argv[1]))
+			continue ;
+		else
+			return (0);
+	}
+	return (1);
+}

parsing/disorder.c

@@ -0,0 +1,49 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   disorder.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 11:05:37 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/09 14:53:45 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "parsing.h"
+
+static int	strs_len(char **strs)
+{
+	int	i;
+
+	i = 0;
+	while (strs[i])
+		i++;
+	return (i);
+}
+
+float	compute_disorder(char **strs, int pos)
+{
+	float	mistakes;
+	float	total_pairs;
+	int		i;
+	int		j;
+
+	mistakes = 0;
+	total_pairs = 0;
+	i = pos;
+	while (i < strs_len(strs))
+	{
+		j = i + 1;
+		while (j < strs_len(strs))
+		{
+			total_pairs += 1;
+			if (ft_atoi(strs[i]) > ft_atoi(strs[j]))
+				mistakes += 1;
+			j++;
+		}
+		i++;
+	}
+	return (mistakes / total_pairs);
+}

parsing/ft_atoi.c

@@ -0,0 +1,42 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_atoi.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/08 18:28:17 by mteriier          #+#    #+#             */
+/*   Updated: 2025/12/08 19:30:48 by mteriier         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdlib.h>
+
+static int	calcul_sign(char c)
+{
+	if (c == '-')
+		return (-1);
+	return (1);
+}
+
+int	ft_atoi(const char *nptr)
+{
+	size_t	i;
+	int		sign;
+	int		tmp;
+
+	i = 0;
+	sign = 1;
+	tmp = 0;
+	while ((nptr[i] >= 9 && nptr[i] <= 13) || nptr[i] == ' ')
+		i++;
+	sign = calcul_sign(nptr[i]);
+	if (nptr[i] == '-' || nptr[i] == '+')
+		i++;
+	while (nptr[i] >= '0' && nptr[i] <= '9')
+	{
+		tmp = tmp * 10 + nptr[i] - '0';
+		i++;
+	}
+	return (tmp * sign);
+}

parsing/ft_isdigit.c

@@ -0,0 +1,18 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_isdigit.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/08 14:13:54 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/08 14:13:59 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+int	ft_isdigit(int c)
+{
+	if (c >= '0' && c <= '9')
+		return (1);
+	return (0);
+}

parsing/ft_itoa.c

@@ -0,0 +1,62 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_itoa.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/08 14:13:00 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/08 14:13:27 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdlib.h>
+
+static size_t	count_digits(int n)
+{
+	size_t	size;
+
+	size = 0;
+	if (n <= 0)
+		size++;
+	while (n)
+	{
+		n /= 10;
+		size++;
+	}
+	return (size);
+}
+
+static void	insert_char(char *str, unsigned int nbr, size_t index)
+{
+	while (nbr)
+	{
+		str[index--] = nbr % 10 + '0';
+		nbr /= 10;
+	}
+}
+
+char	*ft_itoa(int n)
+{
+	unsigned int	nbr;
+	char			*str;
+	size_t			size;
+
+	nbr = n;
+	if (n < 0)
+		nbr = n * -1;
+	size = count_digits(n);
+	str = malloc(sizeof(char) * (size + 1));
+	if (!str)
+		return (NULL);
+	str[size] = '\0';
+	if (nbr == 0)
+		str[0] = '0';
+	else
+	{
+		if (n < 0)
+			str[0] = '-';
+		insert_char(str, nbr, size - 1);
+	}
+	return (str);
+}

parsing/ft_split.c

@@ -0,0 +1,93 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_split.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/11 15:34:04 by mteriier          #+#    #+#             */
+/*   Updated: 2025/11/13 14:55:21 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+
+static size_t	count_words(char const *s, char c)
+{
+	size_t	i;
+	size_t	len;
+	size_t	tester;
+
+	i = 0;
+	len = 0;
+	while (s[i])
+	{
+		while (s[i] == c && s[i])
+			i++;
+		tester = 0;
+		while (s[i] != c && s[i])
+		{
+			tester++;
+			i++;
+		}
+		if (tester > 0)
+			len++;
+	}
+	return (len);
+}
+
+static size_t	len_word(size_t i, char const *s, char c)
+{
+	size_t	len;
+
+	len = 0;
+	while (s[i])
+	{
+		while (s[i] != c && s[i])
+		{
+			len++;
+			i++;
+		}
+		return (len);
+	}
+	return (len);
+}
+
+void	free_tab(char **tab)
+{
+	int	i;
+
+	i = 0;
+	while (tab[i])
+		free(tab[i++]);
+	free(tab);
+}
+
+char	**ft_split(char const *s, char c)
+{
+	size_t	i;
+	size_t	j;
+	char	**big_tab;
+
+	big_tab = malloc((count_words(s, c) + 1) * sizeof(char *));
+	if (!big_tab)
+		return (0);
+	i = 0;
+	j = 0;
+	while (s[i])
+	{
+		while (s[i] == c && s[i])
+			i++;
+		if (s[i])
+		{
+			big_tab[j] = ft_substr(s, i, len_word(i, s, c));
+			if (!big_tab[j])
+				return (free_tab(big_tab), NULL);
+			j++;
+		}
+		while (s[i] != c && s[i])
+			i++;
+	}
+	big_tab[j] = 0;
+	return (big_tab);
+}

parsing/ft_strjoin.c

@@ -0,0 +1,27 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strjoin.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/11 14:01:54 by mteriier          #+#    #+#             */
+/*   Updated: 2025/11/12 08:34:59 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+
+char	*ft_strjoin(char const *s1, char const *s2)
+{
+	int		total_len;
+	char	*tmp;
+
+	total_len = ft_strlen(s1) + ft_strlen(s2);
+	tmp = malloc((total_len + 1) * sizeof(char));
+	if (!tmp)
+		return (0);
+	ft_strlcpy(tmp, s1, total_len + 1);
+	ft_strlcat(tmp, s2, total_len + 1);
+	return (tmp);
+}

parsing/ft_strlcat.c

@@ -0,0 +1,38 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strlcat.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/10 09:22:05 by mteriier          #+#    #+#             */
+/*   Updated: 2025/11/13 11:03:31 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+
+int	ft_strlcat(char *dst, const char *src, int size)
+{
+	int	i;
+	int	j;
+	int	len_src;
+	int	len_dst;
+
+	i = 0;
+	len_src = ft_strlen(src);
+	if (size == 0)
+		return (len_src);
+	j = ft_strlen(dst);
+	len_dst = ft_strlen(dst);
+	while (j < size - 1 && src[i])
+	{
+		dst[j] = src[i];
+		j++;
+		i++;
+	}
+	dst[j] = '\0';
+	if (len_dst > size)
+		return (len_src + size);
+	return (len_dst + len_src);
+}

parsing/ft_strlcpy.c

@@ -0,0 +1,31 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strlcpy.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/06 16:33:57 by mteriier          #+#    #+#             */
+/*   Updated: 2025/11/13 10:58:32 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+
+int	ft_strlcpy(char *dst, const char *src, int size)
+{
+	int	i;
+	int	len;
+
+	len = ft_strlen(src);
+	i = 0;
+	if (size == 0)
+		return (len);
+	while (i < size - 1 && src[i])
+	{
+		dst[i] = src[i];
+		i++;
+	}
+	dst[i] = '\0';
+	return (len);
+}

parsing/ft_strlen.c

@@ -0,0 +1,33 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strlen.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/06 13:25:17 by mteriier          #+#    #+#             */
+/*   Updated: 2025/11/13 11:24:39 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <string.h>
+
+size_t	ft_strlen(const char *s)
+{
+	size_t	i;
+
+	i = 0;
+	while (s[i])
+		i++;
+	return (i);
+}
+
+int	len_split(char **tab)
+{
+	int	i;
+
+	i = 0;
+	while (tab[i])
+		i++;
+	return (i);
+}

parsing/ft_strncmp.c

@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strncmp.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/07 12:36:38 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/07 12:36:40 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+int	ft_strncmp(const char *s1, const char *s2, int n)
+{
+	int	i;
+	int	res;
+
+	i = 0;
+	if (n == 0)
+		return (0);
+	while (i < n - 1 && s1[i] && s1[i] == s2[i])
+	{
+		i++;
+	}
+	res = (unsigned char)s1[i] - (unsigned char)s2[i];
+	if (res == 0)
+		return (1);
+	else
+		return (0);
+}

parsing/ft_substr.c

@@ -0,0 +1,40 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_substr.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/11/11 13:46:41 by mteriier          #+#    #+#             */
+/*   Updated: 2025/11/13 13:42:37 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+
+char	*ft_substr(char const *s, unsigned int start, size_t len)
+{
+	size_t	len_s;
+	size_t	i;
+	char	*tmp;
+
+	if (!s)
+		return (0);
+	len_s = ft_strlen(s);
+	if (len_s < start)
+		len = 0;
+	if (len > len_s - start)
+		len = len_s - start;
+	tmp = malloc((len + 1) * sizeof(char));
+	if (!tmp)
+		return (0);
+	i = 0;
+	while (i < len)
+	{
+		tmp[i] = s[start];
+		i++;
+		start++;
+	}
+	tmp[i] = '\0';
+	return (tmp);
+}

parsing/parsing.c

@@ -0,0 +1,84 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   parsing.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/08 16:21:05 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/08 14:01:23 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "parsing.h"
+
+int	wich_mod(int mod)
+{
+	return (mod % 3 + 1);
+}
+
+static t_stack	*parsing(int argc, char **argv, int mod)
+{
+	int		i;
+	int		stock;
+	t_stack	*first;
+	t_stack	*new;
+
+	i = wich_mod(mod);
+	first = NULL;
+	while (i < argc)
+	{
+		stock = ft_atoi(argv[i]);
+		new = new_stack(stock);
+		if (!new && !first)
+			return (NULL);
+		else if (!new)
+		{
+			stack_clear_all(first, first);
+			return (NULL);
+		}
+		stack_add_back(&first, new);
+		i++;
+	}
+	return (first);
+}
+
+static void	set_t_stacks(t_stacks *stacks)
+{
+	stacks->a = NULL;
+	stacks->b = NULL;
+	stacks->algo = 0;
+	stacks->bench = 0;
+	stacks->disorder = 0;
+	stacks->sa = 0;
+	stacks->sb = 0;
+	stacks->ss = 0;
+	stacks->pa = 0;
+	stacks->pb = 0;
+	stacks->ra = 0;
+	stacks->rb = 0;
+	stacks->rr = 0;
+	stacks->rra = 0;
+	stacks->rrb = 0;
+	stacks->rrr = 0;
+}
+
+t_stacks	*init_stacks(int argc, char **argv, int mod)
+{
+	t_stacks	*stacks;
+	t_stack		*a;
+
+	stacks = malloc(sizeof(t_stacks));
+	if (!stacks)
+		return (NULL);
+	set_t_stacks(stacks);
+	a = parsing(argc, argv, mod);
+	if (!a)
+	{
+		free(stacks);
+		return (NULL);
+	}
+	stacks->a = a;
+	return (stacks);
+}

parsing/parsing_2.c

@@ -0,0 +1,64 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   parsing_2.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 08:22:21 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/09 08:22:22 by mteriier         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "parsing.h"
+
+static char	*free_join(char *tab)
+{
+	free(tab);
+	return (NULL);
+}
+
+static char	*join_utils(char *start_tab, char *end_str)
+{
+	char	*tab;
+	char	*tmp2;
+
+	tmp2 = ft_strjoin(end_str, " ");
+	if (!tmp2)
+		return (free_join(start_tab));
+	tab = ft_strjoin(start_tab, tmp2);
+	free(start_tab);
+	free(tmp2);
+	return (tab);
+}
+
+char	*join_all(int argc, char **argv)
+{
+	char	*tab;
+	int		i;
+
+	i = 0;
+	tab = ft_strjoin(argv[i], " ");
+	i++;
+	if (!tab)
+		return (NULL);
+	while (i < argc)
+	{
+		tab = join_utils(tab, argv[i]);
+		i++;
+	}
+	return (tab);
+}
+
+char	**split_all(char *tab)
+{
+	char	**split;
+
+	if (!tab)
+		return (NULL);
+	split = ft_split(tab, ' ');
+	free (tab);
+	if (!split)
+		return (NULL);
+	return (split);
+}

secure_write.c

@@ -0,0 +1,22 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   secure_write.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/08 14:30:38 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/09 12:05:56 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+#include <stdlib.h>
+
+void	secure_write(int fd, char *str, int len)
+{
+	if (len < 0)
+		return ;
+	if (write(fd, str, len) < 0)
+		exit (EXIT_FAILURE);
+}

stack_utils/push.c

@@ -6,28 +6,50 @@
 /*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/12/08 15:09:40 by mteriier          #+#    #+#             */
-/*   Updated: 2025/12/08 15:35:23 by mteriier         ###   ########lyon.fr   */
+/*   Updated: 2026/01/08 13:57:56 by dgaillet         ###   ########lyon.fr   */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "push_swap.h"
+#include <stdlib.h>
+#include <unistd.h>
 
 void	pa(t_stacks *stacks)
 {
-	t_stack	a;
+	t_stack	*b_push;
 
 	if (!stacks || !stacks->b)
 		return ;
-	a = stack->a;
+	b_push = stacks->b;
-	a->value = stacks->b->value;
+	if (stacks->b->next == stacks->b)
+		stacks->b = NULL;
+	else
+	{
+		stacks->b->next->previous = stacks->b->previous;
+		stacks->b->previous->next = stacks->b->next;
+		stacks->b = stacks->b->next;
+	}
+	stack_add_front(&(stacks->a), b_push);
+	stacks->pa++;
+	write(1, "pa\n", 3);
 }
 
 void	pb(t_stacks *stacks)
 {
-	t_stack	b;
+	t_stack	*a_push;
 
 	if (!stacks || !stacks->a)
 		return ;
-	b = stacks->b;
+	a_push = stacks->a;
-	b->value = stacks->a->value;
+	if (stacks->a->next == stacks->a)
+		stacks->a = NULL;
+	else
+	{
+		stacks->a->next->previous = stacks->a->previous;
+		stacks->a->previous->next = stacks->a->next;
+		stacks->a = stacks->a->next;
+	}
+	stack_add_front(&(stacks->b), a_push);
+	stacks->pb++;
+	write(1, "pb\n", 3);
 }

stack_utils/rev_rotate.c

@@ -6,26 +6,35 @@
 /*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/12/08 14:43:45 by dgaillet          #+#    #+#             */
-/*   Updated: 2025/12/08 14:52:53 by dgaillet         ###   ########lyon.fr   */
+/*   Updated: 2026/01/08 13:57:27 by dgaillet         ###   ########lyon.fr   */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "push_swap.h"
+#include <unistd.h>
 
 void	rra(t_stacks *stacks)
 {
 	if (stacks && stacks->a && stacks->a->previous)
 		stacks->a = stacks->a->previous;
+	stacks->rra++;
+	write(1, "rra\n", 4);
 }
 
 void	rrb(t_stacks *stacks)
 {
 	if (stacks && stacks->b && stacks->b->previous)
 		stacks->b = stacks->b->previous;
+	stacks->rrb++;
+	write(1, "rrb\n", 4);
 }
 
 void	rrr(t_stacks *stacks)
 {
-	rra(stacks);
+	if (stacks && stacks->b && stacks->b->previous)
-	rrb(stacks);
+		stacks->b = stacks->b->previous;
+	if (stacks && stacks->a && stacks->a->previous)
+		stacks->a = stacks->a->previous;
+	stacks->rrr++;
+	write(1, "rrr\n", 4);
 }

stack_utils/rotate.c

@@ -6,26 +6,35 @@
 /*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/12/08 14:32:10 by dgaillet          #+#    #+#             */
-/*   Updated: 2025/12/08 14:52:37 by dgaillet         ###   ########lyon.fr   */
+/*   Updated: 2026/01/08 13:57:47 by dgaillet         ###   ########lyon.fr   */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "push_swap.h"
+#include <unistd.h>
 
 void	ra(t_stacks *stacks)
 {
 	if (stacks && stacks->a && stacks->a->next)
 		stacks->a = stacks->a->next;
+	stacks->ra++;
+	write(1, "ra\n", 3);
 }
 
 void	rb(t_stacks *stacks)
 {
 	if (stacks && stacks->b && stacks->b->next)
 		stacks->b = stacks->b->next;
+	stacks->rb++;
+	write(1, "rb\n", 3);
 }
 
 void	rr(t_stacks *stacks)
 {
-	ra(stacks);
+	if (stacks && stacks->a && stacks->a->next)
-	rb(stacks);
+		stacks->a = stacks->a->next;
+	if (stacks && stacks->b && stacks->b->next)
+		stacks->b = stacks->b->next;
+	stacks->rr++;
+	write(1, "rr\n", 3);
 }

stack_utils/stack_add.c

@@ -6,7 +6,7 @@
 /*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/12/08 15:52:40 by dgaillet          #+#    #+#             */
-/*   Updated: 2025/12/08 16:03:54 by dgaillet         ###   ########lyon.fr   */
+/*   Updated: 2025/12/12 11:39:09 by dgaillet         ###   ########lyon.fr   */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -30,7 +30,7 @@ void	stack_add_back(t_stack **stack, t_stack *new)
 {
 	if (!stack || !new)
 		return ;
-	if (!(*stack))
+	if (*stack == NULL)
 	{
 		(*stack) = new;
 		new->next = new;
@@ -39,7 +39,7 @@ void	stack_add_back(t_stack **stack, t_stack *new)
 	else
 	{
 		(*stack)->previous->next = new;
-		new->previous = *(stack)->previous;
+		new->previous = (*stack)->previous;
 		(*stack)->previous = new;
 		new->next = *stack;
 	}
@@ -47,7 +47,7 @@ void	stack_add_back(t_stack **stack, t_stack *new)
 
 void	stack_add_front(t_stack **stack, t_stack *new)
 {
-	if (!stack || *new)
+	if (!stack || !new)
 		return ;
 	stack_add_back(stack, new);
 	*stack = new;

stack_utils/stack_remove.c

@@ -6,7 +6,7 @@
 /*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/12/08 16:05:27 by dgaillet          #+#    #+#             */
-/*   Updated: 2025/12/08 16:15:28 by dgaillet         ###   ########lyon.fr   */
+/*   Updated: 2025/12/12 11:39:02 by dgaillet         ###   ########lyon.fr   */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -21,3 +21,12 @@ void	stack_clear_all(t_stack *stack, t_stack *first)
 		stack_clear_all(stack->next, first);
 	free(stack);
 }
+
+void	free_all(t_stacks *stacks)
+{
+	if (stacks->a)
+		stack_clear_all(stacks->a, stacks->a);
+	if (stacks->b)
+		stack_clear_all(stacks->b, stacks->b);
+	free(stacks);
+}

stack_utils/stacks_len.c

@@ -0,0 +1,63 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   stacks_len.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/09 13:11:50 by dgaillet          #+#    #+#             */
+/*   Updated: 2025/12/09 13:19:21 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+
+int	stack_a_len(t_stacks *stacks)
+{
+	t_stack	*first;
+	t_stack	*a_stack;
+	int		len;
+
+	a_stack = stacks->a;
+	first = a_stack;
+	if (!a_stack)
+		return (0);
+	len = 1;
+	while (a_stack->next != first)
+	{
+		a_stack = a_stack->next;
+		len++;
+	}
+	return (len);
+}
+
+int	stack_b_len(t_stacks *stacks)
+{
+	t_stack	*first;
+	t_stack	*b_stack;
+	int		len;
+
+	b_stack = stacks->b;
+	first = b_stack;
+	if (!b_stack)
+		return (0);
+	len = 1;
+	while (b_stack->next != first)
+	{
+		b_stack = b_stack->next;
+		len++;
+	}
+	return (len);
+}
+
+int	highest_stack_len(t_stacks *stacks)
+{
+	int	a_len;
+	int	b_len;
+
+	a_len = stack_a_len(stacks);
+	b_len = stack_b_len(stacks);
+	if (a_len > b_len)
+		return (a_len);
+	return (b_len);
+}

stack_utils/swap.c

@@ -6,15 +6,16 @@
 /*   By: mteriier <mteriier@student.42lyon.fr>      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/12/08 14:48:44 by mteriier          #+#    #+#             */
-/*   Updated: 2025/12/08 15:04:39 by mteriier         ###   ########lyon.fr   */
+/*   Updated: 2026/01/08 13:58:13 by dgaillet         ###   ########lyon.fr   */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "push_swap.h"
+#include <unistd.h>
 
 void	sa(t_stacks *stacks)
 {
-	t_stack	a;
+	t_stack	*a;
 	int		stock;
 
 	if (!stacks || !stacks->a || !stacks->a->next)
@@ -23,11 +24,13 @@ void	sa(t_stacks *stacks)
 	stock = a->value;
 	a->value = a->next->value;
 	a->next->value = stock;
+	stacks->sa++;
+	write(1, "sa\n", 3);
 }
 
 void	sb(t_stacks *stacks)
 {
-	t_stack	b;
+	t_stack	*b;
 	int		stock;
 
 	if (!stacks || !stacks->b || !stacks->b->next)
@@ -36,10 +39,32 @@ void	sb(t_stacks *stacks)
 	stock = b->value;
 	b->value = b->next->value;
 	b->next->value = stock;
+	stacks->sb++;
+	write(1, "sb\n", 3);
 }
 
 void	ss(t_stacks *stacks)
 {
-	sa(stacks);
+	t_stack	*b;
-	sb(stacks);
+	t_stack	*a;
+	int		stock;
+
+	if (!stacks)
+		return ;
+	if (stacks->b && stacks->b->next)
+	{
+		b = stacks->b;
+		stock = b->value;
+		b->value = b->next->value;
+		b->next->value = stock;
+	}
+	if (stacks->a && stacks->a->next)
+	{
+		a = stacks->a;
+		stock = a->value;
+		a->value = a->next->value;
+		a->next->value = stock;
+	}
+	stacks->ss++;
+	write(1, "ss\n", 3);
 }

test_one.c

@@ -0,0 +1,39 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   test_one.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mteriier <mteriier@student.lyon42.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/22 12:33:58 by mteriier          #+#    #+#             */
+/*   Updated: 2026/01/08 15:35:43 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "push_swap.h"
+#include "flags.h"
+#include "parsing.h"
+#include "medium_headers.h"
+
+int	test1(char **tab, int len, int mod)
+{
+	t_stacks	*stacks;
+
+	stacks = NULL;
+	if (mod == -1)
+		return (0);
+	stacks = init_stacks(len, tab, mod);
+	if (!stacks)
+		return (0);
+	if (check_order(stacks->a))
+	{
+		free_all(stacks);
+		return (0);
+	}
+	stacks->disorder = compute_disorder(tab, wich_mod(mod));
+	flags(pos_flag(tab, mod), pos_bench(tab, mod), tab, stacks);
+	if (stacks->bench == 1)
+		print_bench(stacks);
+	free_all(stacks);
+	return (0);
+}