diff --git a/Makefile b/Makefile
index c1df701..5ef41ff 100644
--- a/Makefile
+++ b/Makefile
@@ -3,87 +3,94 @@
 #                                                         :::      ::::::::    #
 #    Makefile                                           :+:      :+:    :+:    #
 #                                                     +:+ +:+         +:+      #
-#    By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+         #
+#    By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2023/11/01 11:03:22 by adjoly            #+#    #+#              #
-#    Updated: 2023/11/14 10:30:27 by adjoly           ###   ########.fr        #
+#    Updated: 2024/02/04 15:03:34 by adjoly           ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 
 NAME = libft.a
 
-CC = clang
+CC = cc
 
-SRCS = ft_atoi.c \
-		ft_bzero.c \
-		ft_isalnum.c \
-		ft_isalpha.c \
-		ft_isascii.c \
-		ft_isdigit.c \
-		ft_isprint.c \
-		ft_putchar_fd.c \
-		ft_putnbr_fd.c \
-		ft_putstr_fd.c \
-		ft_strdup.c \
-		ft_memcpy.c \
-		ft_memset.c \
-		ft_memmove.c \
-		ft_strlcpy.c \
-		ft_strlen.c \
-		ft_substr.c \
-		ft_tolower.c \
-		ft_toupper.c \
-		ft_strlcat.c \
-		ft_strjoin.c \
-		ft_strncmp.c \
-		ft_itoa.c \
-		ft_calloc.c \
-		ft_memchr.c \
-		ft_memcmp.c \
-		ft_strchr.c \
-		ft_strrchr.c \
-		ft_strnstr.c \
-		ft_putendl_fd.c \
-		ft_strtrim.c \
-		ft_split.c \
-		ft_strmapi.c \
-		ft_striteri.c \
-
-SRCS_BONUS= ft_lstnew.c \
-			ft_lstadd_front.c \
-			ft_lstsize.c \
-			ft_lstlast.c \
-			ft_lstadd_back.c \
-			ft_lstdelone.c \
-			ft_lstclear.c \
-			ft_lstiter.c \
-			ft_lstmap.c \
+SRCS = is/ft_isalnum.c \
+		is/ft_isalpha.c \
+		is/ft_isascii.c \
+		is/ft_isdigit.c \
+		is/ft_isprint.c \
+		lst/ft_lstadd_back.c \
+		lst/ft_lstadd_front.c \
+		lst/ft_lstclear.c \
+		lst/ft_lstdelone.c \
+		lst/ft_lstiter.c \
+		lst/ft_lstlast.c \
+		lst/ft_lstmap.c \
+		lst/ft_lstnew.c \
+		lst/ft_lstsize.c \
+		mem/ft_bzero.c \
+		mem/ft_calloc.c \
+		mem/ft_memchr.c \
+		mem/ft_memcmp.c \
+		mem/ft_memcpy.c \
+		mem/ft_memmove.c \
+		mem/ft_memset.c \
+		print/ft_putchar.c \
+		print/ft_putchar_fd.c \
+		print/ft_putendl_fd.c \
+		print/ft_putnbrbase.c \
+		print/ft_putnbrbase_fd.c \
+		print/ft_putnbr.c \
+		print/ft_putnbr_fd.c \
+		print/ft_putstr.c \
+		print/ft_putstr_fd.c \
+		str/ft_atoi.c \
+		str/ft_itoa.c \
+		str/ft_split.c \
+		str/ft_strchr.c \
+		str/ft_strdup.c \
+		str/ft_striteri.c \
+		str/ft_strjoin.c \
+		str/ft_strlcat.c \
+		str/ft_strlcpy.c \
+		str/ft_strlen.c \
+		str/ft_strmapi.c \
+		str/ft_strncmp.c \
+		str/ft_strnstr.c \
+		str/ft_strrchr.c \
+		str/ft_strtrim.c \
+		str/ft_substr.c \
+		str/ft_tolower.c \
+		str/ft_toupper.c \
 
 OBJS = $(SRCS:.c=.o)
 
-OBJS_BONUS = $(SRCS_BONUS:.c=.o)
+FLAGS = -Werror -Wall -Wextra -g
 
-FLAGS = -Werror -Wall -Wextra
+HEADERS = libft.h
 
-HEADER = libft.h
+LIB = print/printf/libftprintf.a
 
 $(NAME): $(OBJS)
+	make -C io/get_next_line/
+	make -C print/printf/
 	ar -rcs	$(NAME) $(OBJS)
 
 %.o: %.c
-	$(CC) $(FLAGS) -I $(HEADER) $< -c -o $@
+	$(CC) $(FLAGS) -I $(HEADERS) $< -c -o $@
 
 all: $(NAME)
 
-bonus: $(OBJS_BONUS)
-	ar -rcs $(NAME) $(OBJS_BONUS)
-
 clean:
-	rm -f $(OBJS) $(OBJS_BONUS)
+	make -C io/get_next_line/ clean
+	make -C print/printf clean
+	rm -f $(OBJS)
 
 fclean: clean
+	make -C io/get_next_line/ fclean
+	make -C print/printf/ fclean
 	rm -f $(NAME)
 
 re: fclean all
 
-.PHONY: clean all re fclean
\ No newline at end of file
+.PHONY: clean all re fclean
diff --git a/io/get_next_line/Makefile b/io/get_next_line/Makefile
new file mode 100644
index 0000000..755ff9f
--- /dev/null
+++ b/io/get_next_line/Makefile
@@ -0,0 +1,44 @@
+# **************************************************************************** #
+#                                                                              #
+#                                                         :::      ::::::::    #
+#    Makefile                                           :+:      :+:    :+:    #
+#                                                     +:+ +:+         +:+      #
+#    By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+         #
+#                                                 +#+#+#+#+#+   +#+            #
+#    Created: 2023/11/01 11:03:22 by adjoly            #+#    #+#              #
+#    Updated: 2024/02/04 14:54:32 by adjoly           ###   ########.fr        #
+#                                                                              #
+# **************************************************************************** #
+
+NAME = get_next_line.a
+
+CC = clang
+
+SRCS = get_next_line.c \
+		get_next_line_utils.c \
+		../../mem/ft_calloc.c \
+		../../str/ft_strlen.c \
+
+OBJS = $(SRCS:.c=.o)
+
+FLAGS = -Werror -Wall -Wextra
+
+HEADER = get_next_line.h
+
+$(NAME): $(OBJS)
+	ar -rcs	$(NAME) $(OBJS)
+
+%.o: %.c
+	$(CC) $(FLAGS) -I $(HEADER) $< -c -o $@
+
+all: $(NAME)
+
+clean:
+	rm -f $(OBJS)
+
+fclean: clean
+	rm -f $(NAME)
+
+re: fclean all
+
+.PHONY: clean all re fclean
diff --git a/io/get_next_line/get_next_line.c b/io/get_next_line/get_next_line.c
new file mode 100644
index 0000000..e554492
--- /dev/null
+++ b/io/get_next_line/get_next_line.c
@@ -0,0 +1,74 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   get_next_line.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/12/01 17:11:59 by adjoly            #+#    #+#             */
+/*   Updated: 2024/02/04 14:23:07 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "get_next_line.h"
+
+char	check_line(char *res, char *buf)
+{
+	int	i;
+	int	j;
+
+	i = 0;
+	j = 0;
+	while (res[i] && res[i] != '\n')
+		i++;
+	if (res[i] == '\n')
+	{
+		i++;
+		while (res[i])
+		{
+			buf[j] = res[i];
+			i++;
+			j++;
+		}
+		buf[j] = 0;
+		res[i - j] = 0;
+		return (1);
+	}
+	return (0);
+}
+
+char	*ft_read_error(char **buf, char *res)
+{
+	free(*buf);
+	*buf = NULL;
+	if (res[0] != 0)
+		return (res);
+	free(res);
+	return (NULL);
+}
+
+char	*get_next_line(int fd)
+{
+	static char	*buf;
+	char		*res;
+	ssize_t		bytes_read;
+
+	if (BUFFER_SIZE <= 0 || fd < 0 || fd > 1023)
+		return (NULL);
+	if (!buf)
+		buf = ft_calloc(sizeof(char), BUFFER_SIZE + 1);
+	res = ft_calloc(1, 1);
+	while (buf)
+	{
+		res = ft_strjoin_gnl(res, buf);
+		if (!res)
+			return (NULL);
+		if (check_line(res, buf))
+			return (res);
+		bytes_read = read(fd, buf, BUFFER_SIZE);
+		if (bytes_read < 1)
+			return (ft_read_error(&buf, res));
+		buf[bytes_read] = 0;
+	}
+	return (NULL);
+}
diff --git a/io/get_next_line/get_next_line.h b/io/get_next_line/get_next_line.h
new file mode 100644
index 0000000..9046cc2
--- /dev/null
+++ b/io/get_next_line/get_next_line.h
@@ -0,0 +1,28 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   get_next_line.h                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/12/01 17:12:00 by adjoly            #+#    #+#             */
+/*   Updated: 2024/02/04 14:26:01 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef GET_NEXT_LINE_H
+# define GET_NEXT_LINE_H
+
+# include <unistd.h>
+# include <stdlib.h>
+
+# ifndef BUFFER_SIZE
+#  define BUFFER_SIZE 1
+# endif
+
+char	*get_next_line(int fd);
+char	*ft_strjoin_gnl(char *s1, char *s2);
+void	*ft_calloc(size_t nmemb, size_t size);
+size_t	ft_strlen(char *s);
+
+#endif
diff --git a/io/get_next_line/get_next_line_utils.c b/io/get_next_line/get_next_line_utils.c
new file mode 100644
index 0000000..038c68a
--- /dev/null
+++ b/io/get_next_line/get_next_line_utils.c
@@ -0,0 +1,44 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   get_next_line_utils.c                              :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/12/01 17:12:02 by adjoly            #+#    #+#             */
+/*   Updated: 2024/02/04 14:24:58 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "get_next_line.h"
+
+char	*ft_strjoin_gnl(char *s1, char *s2)
+{
+	char	*result;
+	size_t	i;
+	size_t	j;
+
+	i = 0;
+	j = 0;
+	if (!s2)
+		return (NULL);
+	result = ft_calloc((ft_strlen(s1) + ft_strlen(s2) + 1), sizeof(char));
+	if (result == NULL)
+		return (NULL);
+	while (s1[i])
+	{
+		result[i] = s1[i];
+		i++;
+	}
+	while (s2[j])
+	{
+		result[i] = s2[j];
+		i++;
+		j++;
+	}
+	free(s1);
+	result[i] = '\0';
+	return (result);
+}
+
+
diff --git a/io/get_next_line/objget_next_line.o b/io/get_next_line/objget_next_line.o
new file mode 100644
index 0000000..734b398
Binary files /dev/null and b/io/get_next_line/objget_next_line.o differ
diff --git a/io/get_next_line/objget_next_line_utils.o b/io/get_next_line/objget_next_line_utils.o
new file mode 100644
index 0000000..c860114
Binary files /dev/null and b/io/get_next_line/objget_next_line_utils.o differ
diff --git a/ft_isalnum.c b/is/ft_isalnum.c
similarity index 100%
rename from ft_isalnum.c
rename to is/ft_isalnum.c
diff --git a/ft_isalpha.c b/is/ft_isalpha.c
similarity index 100%
rename from ft_isalpha.c
rename to is/ft_isalpha.c
diff --git a/ft_isascii.c b/is/ft_isascii.c
similarity index 100%
rename from ft_isascii.c
rename to is/ft_isascii.c
diff --git a/ft_isdigit.c b/is/ft_isdigit.c
similarity index 100%
rename from ft_isdigit.c
rename to is/ft_isdigit.c
diff --git a/ft_isprint.c b/is/ft_isprint.c
similarity index 100%
rename from ft_isprint.c
rename to is/ft_isprint.c
diff --git a/libft.h.gch b/libft.h.gch
deleted file mode 100644
index 5f74ba7..0000000
Binary files a/libft.h.gch and /dev/null differ
diff --git a/ft_lstadd_back.c b/lst/ft_lstadd_back.c
similarity index 82%
rename from ft_lstadd_back.c
rename to lst/ft_lstadd_back.c
index f1c1b98..7a3cebb 100644
--- a/ft_lstadd_back.c
+++ b/lst/ft_lstadd_back.c
@@ -3,20 +3,20 @@
 /*                                                        :::      ::::::::   */
 /*   ft_lstadd_back.c                                   :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 16:37:42 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/11 17:56:48 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:56:37 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_lstadd_back(t_list **lst, t_list *new)
 {
-	if (lst == NULL)
+	if (!lst)
 		return ;
-	if (*lst == NULL)
+	if (!*lst)
 	{
 		(*lst) = new;
 		return ;
diff --git a/ft_lstadd_front.c b/lst/ft_lstadd_front.c
similarity index 82%
rename from ft_lstadd_front.c
rename to lst/ft_lstadd_front.c
index 41bec2b..d9ea2a5 100644
--- a/ft_lstadd_front.c
+++ b/lst/ft_lstadd_front.c
@@ -3,20 +3,20 @@
 /*                                                        :::      ::::::::   */
 /*   ft_lstadd_front.c                                  :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 15:39:25 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/11 15:50:06 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:57:01 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_lstadd_front(t_list **lst, t_list *new)
 {
-	if (lst == NULL)
+	if (!lst)
 		return ;
-	if (new == NULL)
+	if (!new)
 		return ;
 	new->next = *lst;
 	*lst = new;
diff --git a/ft_lstclear.c b/lst/ft_lstclear.c
similarity index 86%
rename from ft_lstclear.c
rename to lst/ft_lstclear.c
index c74554b..577838d 100644
--- a/ft_lstclear.c
+++ b/lst/ft_lstclear.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_lstclear.c                                      :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 18:05:14 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/12 16:19:59 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 13:55:17 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_lstclear(t_list **lst, void (*del)(void *))
 {
diff --git a/ft_lstdelone.c b/lst/ft_lstdelone.c
similarity index 85%
rename from ft_lstdelone.c
rename to lst/ft_lstdelone.c
index 0c50109..0673766 100644
--- a/ft_lstdelone.c
+++ b/lst/ft_lstdelone.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_lstdelone.c                                     :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 17:59:39 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/12 15:33:38 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 13:55:19 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_lstdelone(t_list *lst, void (*del)(void *))
 {
diff --git a/ft_lstiter.c b/lst/ft_lstiter.c
similarity index 83%
rename from ft_lstiter.c
rename to lst/ft_lstiter.c
index a9b1717..b31e412 100644
--- a/ft_lstiter.c
+++ b/lst/ft_lstiter.c
@@ -3,18 +3,18 @@
 /*                                                        :::      ::::::::   */
 /*   ft_lstiter.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 18:20:25 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/11 18:23:58 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:58:16 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_lstiter(t_list *lst, void (*f)(void *))
 {
-	if (lst == NULL || f == NULL)
+	if (!lst || !f)
 		return ;
 	while (lst)
 	{
diff --git a/ft_lstlast.c b/lst/ft_lstlast.c
similarity index 84%
rename from ft_lstlast.c
rename to lst/ft_lstlast.c
index f5c8f54..eee993f 100644
--- a/ft_lstlast.c
+++ b/lst/ft_lstlast.c
@@ -3,18 +3,18 @@
 /*                                                        :::      ::::::::   */
 /*   ft_lstlast.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 16:03:12 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/11 16:37:10 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:57:50 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 t_list	*ft_lstlast(t_list *lst)
 {
-	if (lst == NULL)
+	if (!lst)
 		return (NULL);
 	while (lst->next)
 		lst = lst->next;
diff --git a/ft_lstmap.c b/lst/ft_lstmap.c
similarity index 84%
rename from ft_lstmap.c
rename to lst/ft_lstmap.c
index bb470ed..542dcfb 100644
--- a/ft_lstmap.c
+++ b/lst/ft_lstmap.c
@@ -3,21 +3,21 @@
 /*                                                        :::      ::::::::   */
 /*   ft_lstmap.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 18:24:49 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/11 18:38:51 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:58:45 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 t_list	*ft_lstmap(t_list *lst, void *(*f)(void *), void (*del)(void *))
 {
 	t_list	*res;
 	t_list	*tmp;
 
-	if (lst == NULL || f == NULL || del == NULL)
+	if (!lst || !f || !del)
 		return (NULL);
 	res = NULL;
 	while (lst)
diff --git a/ft_lstnew.c b/lst/ft_lstnew.c
similarity index 84%
rename from ft_lstnew.c
rename to lst/ft_lstnew.c
index 298e054..2543b70 100644
--- a/ft_lstnew.c
+++ b/lst/ft_lstnew.c
@@ -3,21 +3,21 @@
 /*                                                        :::      ::::::::   */
 /*   ft_lstnew.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 15:30:32 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/11 15:51:49 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:58:59 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 t_list	*ft_lstnew(void *content)
 {
 	t_list	*lst;
 
 	lst = malloc(sizeof(t_list));
-	if (lst == NULL)
+	if (!lst)
 		return (NULL);
 	lst[0].content = content;
 	lst[0].next = NULL;
diff --git a/ft_lstsize.c b/lst/ft_lstsize.c
similarity index 83%
rename from ft_lstsize.c
rename to lst/ft_lstsize.c
index 62a77a5..a83cad4 100644
--- a/ft_lstsize.c
+++ b/lst/ft_lstsize.c
@@ -3,21 +3,21 @@
 /*                                                        :::      ::::::::   */
 /*   ft_lstsize.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 15:53:01 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/11 15:59:03 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:59:13 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 int	ft_lstsize(t_list *lst)
 {
 	int	i;
 
 	i = 0;
-	while (lst != NULL)
+	while (lst)
 	{
 		lst = lst->next;
 		i++;
diff --git a/ft_bzero.c b/mem/ft_bzero.c
similarity index 84%
rename from ft_bzero.c
rename to mem/ft_bzero.c
index c6902d8..5b968e8 100644
--- a/ft_bzero.c
+++ b/mem/ft_bzero.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_bzero.c                                         :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/03 11:58:03 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/03 12:03:51 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 13:55:51 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_bzero(void *s, size_t n)
 {
diff --git a/ft_calloc.c b/mem/ft_calloc.c
similarity index 70%
rename from ft_calloc.c
rename to mem/ft_calloc.c
index 77e79ff..a81f482 100644
--- a/ft_calloc.c
+++ b/mem/ft_calloc.c
@@ -3,27 +3,34 @@
 /*                                                        :::      ::::::::   */
 /*   ft_calloc.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/01 16:02:26 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/11 01:32:30 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:22:20 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
-#include <complex.h>
+#include "../libft.h"
 
 void	*ft_calloc(size_t nmemb, size_t size)
 {
-	void	*result;
+	char	*result;
+	size_t	i;
 
-	if (size != 0 && nmemb != 0 && (nmemb * size) / nmemb != size)
-		return (NULL);
+	i = 0;
 	if (nmemb == 0 || size == 0)
 		return (malloc(1));
-	result = malloc(size * nmemb);
-	if (result == NULL)
+	if (((unsigned long long)(size * nmemb) > 4294967295))
 		return (NULL);
-	ft_bzero(result, size * nmemb);
+	if ((int)size < 0 && (int)nmemb < 0)
+		return (NULL);
+	result = malloc(size * nmemb);
+	if (!result)
+		return (NULL);
+	while (i < (size * nmemb))
+	{
+		*(unsigned char *)(result + i) = '\0';
+		i++;
+	}
 	return (result);
 }
diff --git a/ft_memchr.c b/mem/ft_memchr.c
similarity index 86%
rename from ft_memchr.c
rename to mem/ft_memchr.c
index 188a661..93fe9f7 100644
--- a/ft_memchr.c
+++ b/mem/ft_memchr.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_memchr.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/05 14:52:53 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/09 14:27:32 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:36:28 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	*ft_memchr(const void *s, int c, size_t n)
 {
diff --git a/ft_memcmp.c b/mem/ft_memcmp.c
similarity index 85%
rename from ft_memcmp.c
rename to mem/ft_memcmp.c
index 9da23a1..13e96af 100644
--- a/ft_memcmp.c
+++ b/mem/ft_memcmp.c
@@ -3,15 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_memcmp.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/08 12:04:48 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/09 14:06:17 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:36:46 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
-#include <stddef.h>
+#include "../libft.h"
 
 int	ft_memcmp(const void *s1, const void *s2, size_t n)
 {
diff --git a/ft_memcpy.c b/mem/ft_memcpy.c
similarity index 84%
rename from ft_memcpy.c
rename to mem/ft_memcpy.c
index 02015d9..9f89746 100644
--- a/ft_memcpy.c
+++ b/mem/ft_memcpy.c
@@ -3,21 +3,21 @@
 /*                                                        :::      ::::::::   */
 /*   ft_memcpy.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/02 10:21:55 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/04 14:13:12 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 15:00:19 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	*ft_memcpy(void *dest, const void *src, size_t n)
 {
 	size_t	i;
 
 	i = 0;
-	if (src == NULL && dest == NULL)
+	if (!src && !dest)
 	{
 		return (dest);
 	}
diff --git a/ft_memmove.c b/mem/ft_memmove.c
similarity index 87%
rename from ft_memmove.c
rename to mem/ft_memmove.c
index fd5ed7a..41a4319 100644
--- a/ft_memmove.c
+++ b/mem/ft_memmove.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_memmove.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/03 15:04:04 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/05 22:05:37 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:38:10 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	*ft_memmove(void *dest, const void *src, size_t n)
 {
diff --git a/ft_memset.c b/mem/ft_memset.c
similarity index 85%
rename from ft_memset.c
rename to mem/ft_memset.c
index a9d8143..88c5805 100644
--- a/ft_memset.c
+++ b/mem/ft_memset.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_memset.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/10/31 17:40:22 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/03 12:11:08 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:37:55 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	*ft_memset(void *s, int c, size_t n)
 {
diff --git a/print/ft_putchar.c b/print/ft_putchar.c
new file mode 100644
index 0000000..c44212a
--- /dev/null
+++ b/print/ft_putchar.c
@@ -0,0 +1,18 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putchar.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/11/18 10:49:00 by adjoly            #+#    #+#             */
+/*   Updated: 2024/02/04 15:00:50 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "../libft.h"
+
+void	ft_putchar(char c)
+{
+	write(1, &c, 1);
+}
diff --git a/ft_putchar_fd.c b/print/ft_putchar_fd.c
similarity index 84%
rename from ft_putchar_fd.c
rename to print/ft_putchar_fd.c
index b644921..d421314 100644
--- a/ft_putchar_fd.c
+++ b/print/ft_putchar_fd.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_putchar_fd.c                                    :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/10/31 11:42:17 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/01 17:15:09 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:39:21 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_putchar_fd(char c, int fd)
 {
diff --git a/ft_putendl_fd.c b/print/ft_putendl_fd.c
similarity index 85%
rename from ft_putendl_fd.c
rename to print/ft_putendl_fd.c
index 00bfae5..e20921c 100644
--- a/ft_putendl_fd.c
+++ b/print/ft_putendl_fd.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_putendl_fd.c                                    :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/09 19:12:00 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/09 19:15:50 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:40:09 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_putendl_fd(char *s, int fd)
 {
diff --git a/ft_putnbr.c b/print/ft_putnbr.c
similarity index 84%
rename from ft_putnbr.c
rename to print/ft_putnbr.c
index d50499e..7f81301 100644
--- a/ft_putnbr.c
+++ b/print/ft_putnbr.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_putnbr.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/18 11:14:22 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/18 11:35:19 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:41:11 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_putnbr(int n)
 {
diff --git a/ft_putnbr_fd.c b/print/ft_putnbr_fd.c
similarity index 87%
rename from ft_putnbr_fd.c
rename to print/ft_putnbr_fd.c
index 5c3f7fd..2c389c6 100644
--- a/ft_putnbr_fd.c
+++ b/print/ft_putnbr_fd.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_putnbr_fd.c                                     :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/10/31 11:52:46 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/03 19:17:27 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:42:15 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_putnbr_fd(int n, int fd)
 {
diff --git a/ft_putnbrbase.c b/print/ft_putnbrbase.c
similarity index 84%
rename from ft_putnbrbase.c
rename to print/ft_putnbrbase.c
index b7069ee..8d9e48a 100644
--- a/ft_putnbrbase.c
+++ b/print/ft_putnbrbase.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_putnbrbase.c                                    :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/18 11:13:15 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/18 11:14:01 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 15:01:31 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_putnbrbase(int n, char *base)
 {
diff --git a/ft_putnbrbase_fd.c b/print/ft_putnbrbase_fd.c
similarity index 88%
rename from ft_putnbrbase_fd.c
rename to print/ft_putnbrbase_fd.c
index bd9ccb2..6d8d275 100644
--- a/ft_putnbrbase_fd.c
+++ b/print/ft_putnbrbase_fd.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_putnbrbase_fd.c                                 :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/18 10:57:44 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/18 11:10:32 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:41:30 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_putnbrbase_fd(int n, char *base, int fd)
 {
diff --git a/ft_putstr.c b/print/ft_putstr.c
similarity index 81%
rename from ft_putstr.c
rename to print/ft_putstr.c
index 9a1d158..6b3ce37 100644
--- a/ft_putstr.c
+++ b/print/ft_putstr.c
@@ -3,16 +3,17 @@
 /*                                                        :::      ::::::::   */
 /*   ft_putstr.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/18 18:35:32 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/18 18:36:19 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 15:07:14 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_putstr(char *s)
 {
-	ft_putstr_fd(s, 1);
+	write(1, s, ft_strlen(s));
 }
+
diff --git a/ft_putstr_fd.c b/print/ft_putstr_fd.c
similarity index 76%
rename from ft_putstr_fd.c
rename to print/ft_putstr_fd.c
index 2b23b47..d10b5e4 100644
--- a/ft_putstr_fd.c
+++ b/print/ft_putstr_fd.c
@@ -3,25 +3,16 @@
 /*                                                        :::      ::::::::   */
 /*   ft_putstr_fd.c                                     :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/10/31 11:45:55 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/05 15:06:13 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 15:08:44 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_putstr_fd(char *s, int fd)
 {
-	int	i;
-
-	i = 0;
-	if (s == NULL)
-		return ;
-	while (s[i])
-	{
-		write(fd, &s[i], 1);
-		i++;
-	}
+	write(fd, s, ft_strlen(s));
 }
diff --git a/print/printf/Makefile b/print/printf/Makefile
new file mode 100644
index 0000000..65fa8b2
--- /dev/null
+++ b/print/printf/Makefile
@@ -0,0 +1,46 @@
+# **************************************************************************** #
+#                                                                              #
+#                                                         :::      ::::::::    #
+#    Makefile                                           :+:      :+:    :+:    #
+#                                                     +:+ +:+         +:+      #
+#    By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+         #
+#                                                 +#+#+#+#+#+   +#+            #
+#    Created: 2023/11/17 12:35:27 by adjoly            #+#    #+#              #
+#    Updated: 2023/11/20 15:55:52 by adjoly           ###   ########.fr        #
+#                                                                              #
+# **************************************************************************** #
+
+NAME = libftprintf.a
+
+CC = cc
+
+SRCS = ft_printf.c \
+		ft_putchar.c \
+		ft_putnbr.c \
+		ft_putnbrbase.c \
+		ft_putstr.c \
+		ft_strlen.c \
+
+OBJS = $(SRCS:.c=.o)
+
+FLAGS = -Werror -Wall -Wextra
+
+HEADER = libftprintf.h 
+
+$(NAME): $(OBJS)
+	ar -rcs $(NAME) $(OBJS)
+
+%.o: %.c
+	$(CC) $(FLAGS) -I $(HEADER) $< -c -o $@
+
+all: $(NAME)
+
+clean:
+	rm -f $(OBJS)
+
+fclean: clean
+	rm -f $(NAME)
+
+re: fclean all
+
+.PHONY: clean all re fclean
\ No newline at end of file
diff --git a/print/printf/ft_printf.c b/print/printf/ft_printf.c
new file mode 100644
index 0000000..7144557
--- /dev/null
+++ b/print/printf/ft_printf.c
@@ -0,0 +1,92 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_printf.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/11/17 16:48:37 by adjoly            #+#    #+#             */
+/*   Updated: 2023/12/06 14:27:05 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+int	ft_putaddr(void *ptr)
+{
+	int	r;
+
+	if (ptr == NULL)
+		return (write(1, "(nil)", 5));
+	write(1, "0x", 2);
+	r = ft_putnbrbase_p((long unsigned int)ptr, "0123456789abcdef");
+	return (2 + r);
+}
+
+int	ft_putnbrulong(unsigned int n)
+{
+	int	len;
+
+	len = 0;
+	if (n < 10)
+		len += write(1, &(char){n + '0'}, 1);
+	else
+	{
+		len += ft_putnbrulong(n / 10);
+		len += write(1, &(char){n % 10 + '0'}, 1);
+	}
+	return (len);
+}
+
+int	ft_printconversion(char conversion, va_list args)
+{
+	int	count;
+
+	count = 0;
+	if (conversion == '%')
+		count = ft_putchar('%');
+	else if (conversion == 's')
+		count = ft_putstr(va_arg(args, char *));
+	else if (conversion == 'c')
+		count = ft_putchar(va_arg(args, int));
+	else if (conversion == 'i' || conversion == 'd')
+		count = ft_putnbr(va_arg(args, int));
+	else if (conversion == 'u')
+		count = ft_putnbrulong(va_arg(args, unsigned int));
+	else if (conversion == 'p')
+		count = ft_putaddr(va_arg(args, void *));
+	else if (conversion == 'x')
+		count = ft_putnbrbase(va_arg(args, unsigned long), "0123456789abcdef");
+	else if (conversion == 'X')
+		count = ft_putnbrbase(va_arg(args, unsigned long), "0123456789ABCDEF");
+	return (count);
+}
+
+int	ft_printf(const char *format, ...)
+{
+	int		i;
+	va_list	args;
+	int		count;
+
+	va_start(args, format);
+	count = 0;
+	i = 0;
+	if (format == NULL)
+		return (-1);
+	while (format[i])
+	{
+		if (format[i] == '%')
+		{
+			i++;
+			if (format[i])
+				count += ft_printconversion(format[i], args);
+			else
+				return (-1);
+		}
+		else
+			count += ft_putchar(format[i]);
+		i++;
+	}
+	va_end(args);
+	return (count);
+}
diff --git a/print/printf/ft_printf.h b/print/printf/ft_printf.h
new file mode 100644
index 0000000..fa3cdb7
--- /dev/null
+++ b/print/printf/ft_printf.h
@@ -0,0 +1,33 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_printf.h                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/11/17 16:50:36 by adjoly            #+#    #+#             */
+/*   Updated: 2023/11/22 14:00:38 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef FT_PRINTF_H
+# define FT_PRINTF_H
+
+# include <stdlib.h>
+# include <stdarg.h>
+# include <unistd.h>
+
+int		ft_printf(const char *format, ...);
+int		ft_printconversion(char conversion, va_list args);
+int		ft_putnbrulong(unsigned int n);
+int		ft_putaddr(void *ptr);
+
+int		ft_putstr(char *s);
+
+int		ft_putnbrbase_p(unsigned long int n, char *base);
+int		ft_putnbrbase(unsigned int n, char *base);
+int		ft_putchar(char c);
+int		ft_putnbr(int n);
+size_t	ft_strlen(const char *s);
+
+#endif
\ No newline at end of file
diff --git a/ft_putchar.c b/print/printf/ft_putchar.c
similarity index 85%
rename from ft_putchar.c
rename to print/printf/ft_putchar.c
index 34eceea..7436489 100644
--- a/ft_putchar.c
+++ b/print/printf/ft_putchar.c
@@ -6,13 +6,14 @@
 /*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/18 10:49:00 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/18 10:50:35 by adjoly           ###   ########.fr       */
+/*   Updated: 2023/11/22 11:07:22 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "ft_printf.h"
 
-void	ft_putchar(char c)
+int	ft_putchar(char c)
 {
-	ft_putchar_fd(c, 1);
+	write(1, &c, 1);
+	return (1);
 }
diff --git a/print/printf/ft_putnbr.c b/print/printf/ft_putnbr.c
new file mode 100644
index 0000000..cf709ff
--- /dev/null
+++ b/print/printf/ft_putnbr.c
@@ -0,0 +1,36 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putnbr.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/10/31 11:52:46 by adjoly            #+#    #+#             */
+/*   Updated: 2023/11/22 10:51:24 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+int	ft_putnbr(int n)
+{
+	unsigned int	nbr;
+	int				len;
+
+	len = 0;
+	if (n < 0)
+	{
+		len += write(1, "-", 1);
+		nbr = -n;
+	}
+	else
+		nbr = n;
+	if (nbr < 10)
+		len += write(1, &(char){nbr + '0'}, 1);
+	else
+	{
+		len += ft_putnbr(nbr / 10);
+		len += write(1, &(char){nbr % 10 + '0'}, 1);
+	}
+	return (len);
+}
diff --git a/print/printf/ft_putnbrbase.c b/print/printf/ft_putnbrbase.c
new file mode 100644
index 0000000..1866219
--- /dev/null
+++ b/print/printf/ft_putnbrbase.c
@@ -0,0 +1,47 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putnbrbase.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/11/18 10:57:44 by adjoly            #+#    #+#             */
+/*   Updated: 2023/11/22 14:02:37 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+int	ft_putnbrbase(unsigned int n, char *base)
+{
+	unsigned int	base_len;
+	int				len;
+
+	len = 0;
+	base_len = (int)ft_strlen(base);
+	if (n < base_len)
+		len += write(1, &base[n % base_len], 1);
+	else
+	{
+		len += ft_putnbrbase(n / base_len, base);
+		len += write(1, &base[n % base_len], 1);
+	}
+	return (len);
+}
+
+int	ft_putnbrbase_p(unsigned long int n, char *base)
+{
+	unsigned long int	base_len;
+	int					len;
+
+	len = 0;
+	base_len = (int)ft_strlen(base);
+	if (n < base_len)
+		len += write(1, &base[n % base_len], 1);
+	else
+	{
+		len += ft_putnbrbase_p(n / base_len, base);
+		len += write(1, &base[n % base_len], 1);
+	}
+	return (len);
+}
diff --git a/print/printf/ft_putstr.c b/print/printf/ft_putstr.c
new file mode 100644
index 0000000..97a8dd3
--- /dev/null
+++ b/print/printf/ft_putstr.c
@@ -0,0 +1,31 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putstr.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/10/31 11:45:55 by adjoly            #+#    #+#             */
+/*   Updated: 2023/11/20 15:51:38 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+int	ft_putstr(char *s)
+{
+	int	i;
+
+	i = 0;
+	if (s == NULL)
+	{
+		write(1, "(null)", 6);
+		return (6);
+	}
+	while (s[i])
+	{
+		write(1, &s[i], 1);
+		i++;
+	}
+	return (i);
+}
diff --git a/ft_strlen.c b/print/printf/ft_strlen.c
similarity index 91%
rename from ft_strlen.c
rename to print/printf/ft_strlen.c
index 5ccf0b8..ce68f8d 100644
--- a/ft_strlen.c
+++ b/print/printf/ft_strlen.c
@@ -6,11 +6,11 @@
 /*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/10/30 18:15:57 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/01 17:15:12 by adjoly           ###   ########.fr       */
+/*   Updated: 2023/11/20 15:51:51 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "ft_printf.h"
 
 size_t	ft_strlen(const char *s)
 {
diff --git a/ft_atoi.c b/str/ft_atoi.c
similarity index 100%
rename from ft_atoi.c
rename to str/ft_atoi.c
diff --git a/ft_itoa.c b/str/ft_itoa.c
similarity index 89%
rename from ft_itoa.c
rename to str/ft_itoa.c
index 2f32646..79de97c 100644
--- a/ft_itoa.c
+++ b/str/ft_itoa.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_itoa.c                                          :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/05 16:26:26 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/06 15:36:28 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:45:39 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 static int	ft_count_digit(int n)
 {
diff --git a/ft_split.c b/str/ft_split.c
similarity index 92%
rename from ft_split.c
rename to str/ft_split.c
index 1ade67b..3927f1f 100644
--- a/ft_split.c
+++ b/str/ft_split.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_split.c                                         :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/12 09:14:19 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/12 16:28:35 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:43:50 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 static int	ft_countword(char const *s, char sep)
 {
diff --git a/ft_strchr.c b/str/ft_strchr.c
similarity index 86%
rename from ft_strchr.c
rename to str/ft_strchr.c
index 2016b39..0e25f63 100644
--- a/ft_strchr.c
+++ b/str/ft_strchr.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strchr.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/01 15:45:18 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/09 14:31:55 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:44:11 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 char	*ft_strchr(const char *s, int c)
 {
diff --git a/ft_strdup.c b/str/ft_strdup.c
similarity index 87%
rename from ft_strdup.c
rename to str/ft_strdup.c
index 9a9548c..312a778 100644
--- a/ft_strdup.c
+++ b/str/ft_strdup.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strdup.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/03 22:57:39 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/04 14:40:17 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:44:58 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 char	*ft_strdup(const char *s)
 {
diff --git a/ft_striteri.c b/str/ft_striteri.c
similarity index 86%
rename from ft_striteri.c
rename to str/ft_striteri.c
index c807bc2..6091ee0 100644
--- a/ft_striteri.c
+++ b/str/ft_striteri.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_striteri.c                                      :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 14:15:30 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/12 13:59:23 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:45:11 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 void	ft_striteri(char *s, void (*f)(unsigned int, char *))
 {
diff --git a/ft_strjoin.c b/str/ft_strjoin.c
similarity index 88%
rename from ft_strjoin.c
rename to str/ft_strjoin.c
index 01229c0..574d390 100644
--- a/ft_strjoin.c
+++ b/str/ft_strjoin.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strjoin.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/04 13:44:09 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/12 16:18:45 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:45:30 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 char	*ft_strjoin(char const *s1, char const *s2)
 {
diff --git a/ft_strlcat.c b/str/ft_strlcat.c
similarity index 88%
rename from ft_strlcat.c
rename to str/ft_strlcat.c
index d211d89..db4a82b 100644
--- a/ft_strlcat.c
+++ b/str/ft_strlcat.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strlcat.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/03 15:59:31 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/05 10:39:34 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:47:03 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 size_t	ft_strlcat(char *dst, const char *src, size_t size)
 {
diff --git a/ft_strlcpy.c b/str/ft_strlcpy.c
similarity index 87%
rename from ft_strlcpy.c
rename to str/ft_strlcpy.c
index bef78a1..71a0f30 100644
--- a/ft_strlcpy.c
+++ b/str/ft_strlcpy.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strlcpy.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/01 09:52:45 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/03 22:46:49 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:47:41 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 size_t	ft_strlcpy(char	*dst, const char	*src, size_t	size)
 {
diff --git a/str/ft_strlen.c b/str/ft_strlen.c
new file mode 100644
index 0000000..879d7eb
--- /dev/null
+++ b/str/ft_strlen.c
@@ -0,0 +1,26 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strlen.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/10/30 18:15:57 by adjoly            #+#    #+#             */
+/*   Updated: 2024/02/04 15:10:15 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "../libft.h"
+
+size_t	ft_strlen(const char *s)
+{
+	size_t	i;
+
+	i = 0;
+	while (*s)
+	{
+		s++;
+		i++;
+	}
+	return (i);
+}
diff --git a/ft_strmapi.c b/str/ft_strmapi.c
similarity index 87%
rename from ft_strmapi.c
rename to str/ft_strmapi.c
index d2e4be5..a91a45e 100644
--- a/ft_strmapi.c
+++ b/str/ft_strmapi.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strmapi.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 11:44:24 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/13 16:14:32 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:48:02 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 char	*ft_strmapi(char const *s, char (*f)(unsigned int, char))
 {
diff --git a/ft_strncmp.c b/str/ft_strncmp.c
similarity index 86%
rename from ft_strncmp.c
rename to str/ft_strncmp.c
index 71eaf9b..cb0a45c 100644
--- a/ft_strncmp.c
+++ b/str/ft_strncmp.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strncmp.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/05 10:40:45 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/06 14:53:38 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:48:12 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 int	ft_strncmp(const char *s1, const char *s2, size_t	n)
 {
diff --git a/ft_strnstr.c b/str/ft_strnstr.c
similarity index 88%
rename from ft_strnstr.c
rename to str/ft_strnstr.c
index 7028671..b1ec980 100644
--- a/ft_strnstr.c
+++ b/str/ft_strnstr.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strnstr.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/08 16:02:17 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/12 16:17:28 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:48:22 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 char	*ft_strnstr(const char *big, const char *little, size_t len)
 {
diff --git a/ft_strrchr.c b/str/ft_strrchr.c
similarity index 87%
rename from ft_strrchr.c
rename to str/ft_strrchr.c
index d77e573..a45c410 100644
--- a/ft_strrchr.c
+++ b/str/ft_strrchr.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strrchr.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/08 14:44:26 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/08 15:21:28 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:48:34 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 char	*ft_strrchr(const char *s, int c)
 {
diff --git a/ft_strtrim.c b/str/ft_strtrim.c
similarity index 87%
rename from ft_strtrim.c
rename to str/ft_strtrim.c
index f567d4b..c67c7e0 100644
--- a/ft_strtrim.c
+++ b/str/ft_strtrim.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strtrim.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/11 00:37:37 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/11 01:09:36 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:48:45 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 char	*ft_strtrim(char const *s1, char const *set)
 {
diff --git a/ft_substr.c b/str/ft_substr.c
similarity index 89%
rename from ft_substr.c
rename to str/ft_substr.c
index f473fe4..0c8aea5 100644
--- a/ft_substr.c
+++ b/str/ft_substr.c
@@ -3,14 +3,14 @@
 /*                                                        :::      ::::::::   */
 /*   ft_substr.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/02 17:59:58 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/13 16:22:26 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/02/04 14:48:54 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
+#include "../libft.h"
 
 char	*ft_substr(char const *s, unsigned int start, size_t len)
 {
diff --git a/ft_tolower.c b/str/ft_tolower.c
similarity index 100%
rename from ft_tolower.c
rename to str/ft_tolower.c
diff --git a/ft_toupper.c b/str/ft_toupper.c
similarity index 100%
rename from ft_toupper.c
rename to str/ft_toupper.c