From be438f7decf88cdf98687df6327e524f7d765cae Mon Sep 17 00:00:00 2001
From: Camille Chauvet <cchauvet@2F3.42angouleme.fr>
Date: Tue, 4 Oct 2022 14:21:55 +0200
Subject: [PATCH] v2

---
 Makefile                         |  60 ++++++++++++++-----
 ft_atoi.c                        |  10 ++--
 ft_calloc.c                      |   8 +--
 ft_isprint.c                     |   4 +-
 ft_itoa.c                        |  55 ++++++++++++++++++
 ft_memccpy.c => ft_lstadd_back.c |  24 ++++----
 ft_lstadd_back.o                 | Bin 0 -> 1600 bytes
 ft_lstadd_front.c                |  21 +++++++
 ft_lstadd_front.o                | Bin 0 -> 1432 bytes
 ft_lstclear.c                    |  27 +++++++++
 ft_lstclear.o                    | Bin 0 -> 1648 bytes
 ft_lstdelone.c                   |  25 ++++++++
 ft_lstdelone.o                   | Bin 0 -> 1624 bytes
 ft_lstiter.c                     |  22 +++++++
 ft_lstiter.o                     | Bin 0 -> 1432 bytes
 ft_lstlast.c                     |  22 +++++++
 ft_lstlast.o                     | Bin 0 -> 1424 bytes
 ft_lstmap.c                      |  13 +++++
 ft_lstmap.o                      | Bin 0 -> 1080 bytes
 ft_lstnew.c                      |  25 ++++++++
 ft_lstnew.o                      | Bin 0 -> 1608 bytes
 ft_lstsize.c                     |  26 +++++++++
 ft_lstsize.o                     | Bin 0 -> 1416 bytes
 ft_memcpy.c                      |  10 ++--
 ft_memmove.c                     |   4 +-
 ft_putchar_fd.c                  |  18 ++++++
 ft_putendl_fd.c                  |  21 +++++++
 ft_putnbr_fd.c                   |  34 +++++++++++
 ft_putstr_fd.c                   |  21 +++++++
 ft_split.c                       |  96 +++++++++++++++++++++++++++++++
 ft_strchr.c                      |   6 +-
 ft_strdup.c                      |  14 ++---
 ft_striteri.c                    |  25 ++++++++
 ft_strjoin.c                     |  38 ++++++++++++
 ft_strlcat.c                     |  27 +++------
 ft_strlcpy.c                     |  13 ++---
 ft_strmapi.c                     |  33 +++++++++++
 ft_strncmp.c                     |   8 ++-
 ft_strndup.c                     |  31 ++++++++++
 ft_strstr.c => ft_strnstr.c      |  32 ++++++-----
 ft_strrchr.c                     |  18 +++---
 ft_strteri.c                     |  15 +++++
 ft_strtrim.c                     |  44 ++++++++++++++
 ft_substr.c                      |  31 ++++++++++
 ft_tolower.c                     |  10 ++--
 ft_toupper.c                     |   6 +-
 libft.h                          |  37 +++++++++++-
 main.c                           |  30 ++++++++++
 48 files changed, 848 insertions(+), 116 deletions(-)
 create mode 100644 ft_itoa.c
 rename ft_memccpy.c => ft_lstadd_back.c (63%)
 create mode 100644 ft_lstadd_back.o
 create mode 100644 ft_lstadd_front.c
 create mode 100644 ft_lstadd_front.o
 create mode 100644 ft_lstclear.c
 create mode 100644 ft_lstclear.o
 create mode 100644 ft_lstdelone.c
 create mode 100644 ft_lstdelone.o
 create mode 100644 ft_lstiter.c
 create mode 100644 ft_lstiter.o
 create mode 100644 ft_lstlast.c
 create mode 100644 ft_lstlast.o
 create mode 100644 ft_lstmap.c
 create mode 100644 ft_lstmap.o
 create mode 100644 ft_lstnew.c
 create mode 100644 ft_lstnew.o
 create mode 100644 ft_lstsize.c
 create mode 100644 ft_lstsize.o
 create mode 100644 ft_putchar_fd.c
 create mode 100644 ft_putendl_fd.c
 create mode 100644 ft_putnbr_fd.c
 create mode 100644 ft_putstr_fd.c
 create mode 100644 ft_split.c
 create mode 100644 ft_striteri.c
 create mode 100644 ft_strjoin.c
 create mode 100644 ft_strmapi.c
 create mode 100644 ft_strndup.c
 rename ft_strstr.c => ft_strnstr.c (61%)
 create mode 100644 ft_strteri.c
 create mode 100644 ft_strtrim.c
 create mode 100644 ft_substr.c
 create mode 100644 main.c

diff --git a/Makefile b/Makefile
index 7a9f0b0..13e97f4 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@
 #    By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2022/09/27 08:39:27 by cchauvet          #+#    #+#              #
-#    Updated: 2022/09/27 17:11:15 by cchauvet         ###   ########.fr        #
+#    Updated: 2022/10/04 14:19:21 by cchauvet         ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 
@@ -17,6 +17,8 @@ SRCS = ft_isalpha.c \
 	   ft_isprint.c \
 	   ft_strlen.c \
 	   ft_memset.c \
+	   ft_strdup.c \
+	   ft_strndup.c \
 	   ft_bzero.c \
 	   ft_toupper.c \
 	   ft_tolower.c \
@@ -27,35 +29,65 @@ SRCS = ft_isalpha.c \
 	   ft_memmove.c \
 	   ft_memchr.c \
 	   ft_memcmp.c \
-	   ft_strdup.c \
+	   ft_strnstr.c \
 	   ft_strlcat.c \
 	   ft_atoi.c \
-	   ft_memccpy.c \
 	   ft_calloc.c \
-	   ft_strlcpy.c
+	   ft_strlcpy.c \
+	   ft_substr.c \
+	   ft_strjoin.c \
+	   ft_strtrim.c \
+	   ft_itoa.c \
+	   ft_split.c \
+	   ft_strmapi.c \
+	   ft_striteri.c \
+	   ft_putchar_fd.c \
+	   ft_putstr_fd.c \
+	   ft_putendl_fd.c \
+	   ft_putnbr_fd.c \
+
+BSRCS = 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
 
 OBJS = ${SRCS:.c=.o}
 
+BOBJS = ${BSRCS:.c=.o}
+
 NAME = libft
 
 CFLAG = -Wall -Werror -Wextra
 
-all:
-	gcc -c ${CFLAG} ${SRCS}
-	ar rc ${NAME}.a ${OBJS}
+all: ${NAME}
 
+${NAME}: ${OBJS}
+	ar -rc ${NAME}.a ${OBJS}
+
+bonus: ${OBJS} ${BOJS}
+	ar -rc ${NAME} ${OBJS} ${BOBJS}
+
+%.o: %.c libft.h
+	${CC} ${CFLAGS} -c -o $@ $<
+	
 clean:
 	rm -f ${OBJS}
 
-fclean:
-	rm -f ${OBJS}
+fclean: clean
 	rm -f ${NAME}.a
 
-re:
-	rm -f ${OBJS}
-	rm -f ${NAME}.a
-	gcc -c ${CFLAG} ${SRCS}
-	ar rc ${NAME}.a ${OBJS}
+re: fclean all
+
+.PHONY: bonus clean fclean re
+
+test: fclean
+	rm -f a.out
+	gcc ${CFLAGS} -g ${SRCS} ${BSRCS} main.c
 
 so:
 	gcc -nostartfiles -fPIC $(CFLAG) $(SRCS)
diff --git a/ft_atoi.c b/ft_atoi.c
index f8d5710..d0d6a7d 100644
--- a/ft_atoi.c
+++ b/ft_atoi.c
@@ -6,7 +6,7 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/27 16:14:34 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 16:45:19 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 18:15:04 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -20,12 +20,14 @@ int	ft_atoi(const char *nptr)
 
 	str = (char *) nptr;
 	out = 0;
-	while (*str == ' ')
+	while (*str == ' ' || *str == '\f' || *str == '\v' || *str == '\t'
+		|| *str == '\r' || *str == '\n')
 		str++;
 	sign = 1;
-	if (*str == '-')
+	if (*str == '-' || *str == '+')
 	{
-		sign = -1;
+		if (*str == '-')
+			sign = -1;
 		str++;
 	}
 	while (ft_isdigit(*str))
diff --git a/ft_calloc.c b/ft_calloc.c
index 3f59756..a13cd01 100644
--- a/ft_calloc.c
+++ b/ft_calloc.c
@@ -6,19 +6,19 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/27 16:09:01 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 16:12:30 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 16:27:52 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-void	*calloc(size_t nmemb, size_t size)
+void	*ft_calloc(size_t nmemb, size_t size)
 {
 	char	*tab;
 
-	if (nmemb * size == 0)
-		return (NULL);
 	tab = malloc(nmemb * size);
+	if (tab == NULL)
+		return (NULL);
 	ft_bzero(tab, nmemb * size);
 	return (tab);
 }
diff --git a/ft_isprint.c b/ft_isprint.c
index d16a74e..fd6d523 100644
--- a/ft_isprint.c
+++ b/ft_isprint.c
@@ -6,7 +6,7 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/26 11:52:31 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 15:46:02 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 15:05:17 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,5 +14,5 @@
 
 int	ft_isprint(int c)
 {
-	return (32 <= c && c <= 127);
+	return (32 <= c && c < 127);
 }
diff --git a/ft_itoa.c b/ft_itoa.c
new file mode 100644
index 0000000..eeeb6f8
--- /dev/null
+++ b/ft_itoa.c
@@ -0,0 +1,55 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_itoa.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 13:49:45 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 18:07:15 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+static int	ft_nb_digit(int n)
+{
+	int	out;
+
+	out = 0;
+	while (n)
+	{
+		n /= 10;
+		out++;
+	}
+	return (out);
+}
+
+char	*ft_itoa(int n)
+{
+	char			*out;
+	unsigned int	nb[2];
+
+	if (!n)
+		return (ft_strdup("0"));
+	nb[0] = ft_nb_digit(n);
+	if (n < 0)
+	{
+		nb[1] = -n;
+		nb[0]++;
+	}
+	else
+		nb[1] = n;
+	out = malloc(sizeof(char) * (nb[0] + 1));
+	if (out == NULL)
+		return (NULL);
+	out[nb[0]--] = 0;
+	if (n < 0)
+		out[0] = '-';
+	while (nb[1])
+	{
+		out[nb[0]--] = nb[1] % 10 + 48;
+		nb[1] /= 10;
+	}
+	return (out);
+}
diff --git a/ft_memccpy.c b/ft_lstadd_back.c
similarity index 63%
rename from ft_memccpy.c
rename to ft_lstadd_back.c
index 71e068b..909b29a 100644
--- a/ft_memccpy.c
+++ b/ft_lstadd_back.c
@@ -1,26 +1,26 @@
 /* ************************************************************************** */
 /*                                                                            */
 /*                                                        :::      ::::::::   */
-/*   ft_memccpy.c                                       :+:      :+:    :+:   */
+/*   ft_lstadd_back.c                                   :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2022/09/27 16:53:36 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 17:21:51 by cchauvet         ###   ########.fr       */
+/*   Created: 2022/09/29 23:58:34 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/10/04 14:06:22 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-void	*memccpy(void *dest, const void *src, int c, size_t n)
+void	ft_lstadd_back(t_list **lst, t_list *new)
 {
-	int		*tab;
-	size_t	max;
+	t_list	*last;
 
-	tab = (int *) src;
-	while (max < ft_strlen((char *) tab) && tab[max] == c)
-		max++;
-	if (max < n)
-		max = n;
-	return (ft_memcpy(dest, src, max));
+	if (lst == NULL || new == NULL)
+		return ;
+	last = ft_lstlast(*lst);
+	if (last == NULL)
+		*lst = new;
+	else
+		last->next = new;
 }
diff --git a/ft_lstadd_back.o b/ft_lstadd_back.o
new file mode 100644
index 0000000000000000000000000000000000000000..cc1d98b14976c5ac1e0d56cdd194c687408fb0e2
GIT binary patch
literal 1600
zcmbtTPixdr5T9&nTea0~@gUScIf;UO?AjvQL)mu8Zji-_c8?O1-PD4c-IBbOt)LzR
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diff --git a/ft_lstadd_front.c b/ft_lstadd_front.c
new file mode 100644
index 0000000..b17cc46
--- /dev/null
+++ b/ft_lstadd_front.c
@@ -0,0 +1,21 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_lstadd_front.c                                  :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 23:50:03 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/30 01:08:27 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_lstadd_front(t_list **lst, t_list *new)
+{
+	if (new == NULL)
+		return ;
+	new->next = *lst;
+	*lst = new;
+}
diff --git a/ft_lstadd_front.o b/ft_lstadd_front.o
new file mode 100644
index 0000000000000000000000000000000000000000..3e30764a60f787e0c0da3435ed61acc0c263d8fc
GIT binary patch
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diff --git a/ft_lstclear.c b/ft_lstclear.c
new file mode 100644
index 0000000..6d07272
--- /dev/null
+++ b/ft_lstclear.c
@@ -0,0 +1,27 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_lstclear.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/30 00:01:05 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/30 01:34:44 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_lstclear(t_list **lst, void (*del)(void *))
+{
+	t_list	*next;
+
+	if (lst == NULL || del == NULL)
+		return ;
+	while (*lst == NULL)
+	{
+		next = (*lst)->next;
+		ft_lstdelone(*lst, del);
+		*lst = next;
+	}
+}
diff --git a/ft_lstclear.o b/ft_lstclear.o
new file mode 100644
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GIT binary patch
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HcmV?d00001

diff --git a/ft_lstdelone.c b/ft_lstdelone.c
new file mode 100644
index 0000000..10e5005
--- /dev/null
+++ b/ft_lstdelone.c
@@ -0,0 +1,25 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_lstdelone.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/30 00:02:55 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/30 01:26:24 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_lstdelone(t_list *lst, void (*del)(void *))
+{
+	if (lst == NULL || lst == NULL)
+		return ;
+	if (lst != NULL)
+	{
+		if (lst->content != NULL)
+			del(lst->content);
+		free(lst);
+	}
+}
diff --git a/ft_lstdelone.o b/ft_lstdelone.o
new file mode 100644
index 0000000000000000000000000000000000000000..e5dbd56f9889dc3347e20288798fc913d5f9923f
GIT binary patch
literal 1624
zcmbtTPiqrV5T8wI>z`Jmcqmk5PoiiaS?!_rAZbIAMN$jec#~z5zF07S%I*uKLiJD-
zLM}P^8T=SU57n#RK`7{<;w6X>XLjF^&APqVfyvDL-uunW&b+)Sl#40D02Tut!Z>0S
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literal 0
HcmV?d00001

diff --git a/ft_lstiter.c b/ft_lstiter.c
new file mode 100644
index 0000000..1a06107
--- /dev/null
+++ b/ft_lstiter.c
@@ -0,0 +1,22 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_lstiter.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/30 00:05:43 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/30 00:33:06 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_lstiter(t_list *lst, void (*f)(void *))
+{
+	while (lst->next == NULL)
+	{
+		f(lst);
+		lst = lst->next;
+	}
+}
diff --git a/ft_lstiter.o b/ft_lstiter.o
new file mode 100644
index 0000000000000000000000000000000000000000..6ee55e66757662f01114e5945bbfef4491d0180c
GIT binary patch
literal 1432
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zVd*7D|A-#?Clox0H}UA*Q$0ky1TS@F_f7KhOfMano%z0b-+S|Z?1##;r#Z_4HVd9W
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z)6{=cf=4V=(bT_0o?f%7>Kta(gtLmcj*<FgJ@doXCP`jxv_k;x20G1Q>WMS&4k_p=
Z{Tu<!6y0N{FdL?KRR0^jky&Eu{{f2sZchLJ

literal 0
HcmV?d00001

diff --git a/ft_lstlast.c b/ft_lstlast.c
new file mode 100644
index 0000000..ba0d9d7
--- /dev/null
+++ b/ft_lstlast.c
@@ -0,0 +1,22 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_lstlast.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 23:55:52 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/30 01:20:18 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+t_list	*ft_lstlast(t_list *lst)
+{
+	if (lst == NULL)
+		return (NULL);
+	while (lst->next != NULL)
+		lst = lst->next;
+	return (lst);
+}
diff --git a/ft_lstlast.o b/ft_lstlast.o
new file mode 100644
index 0000000000000000000000000000000000000000..263df5dcf8d3a5d78a6ae28962079e6a4ba3c7f5
GIT binary patch
literal 1424
zcmbVLPfHt75TDJe(P}kX4=qtiPgQ6hNl~ahl!cJG2k{^TyohYl)j;!)-M5ew)I(_@
zc=1aV`Vo2*dg&J_J@k^&OXx*sHuK`kGhQ5+%*=1*H#_s*%XxA4UBa?Ji3M-rHc}|S
zW#ZO%V%LE=n1z1}YyV4b_m|r}?Yo~&`w%_(PU%0Z?nSZhUO3Zkmn{3AucF@+9R7fv
zLg7tjy;P1GGRka=O_9syqd3Z+y~>H)rpRv$aOyXKnnImK-PtPvj&ntrjY_gSFkpS$
z2dka3(sRk_OI&0HaZ-|P`YFz*z9b5dr&?G*@jXIkFadwB$EEGDCq%Poholkh;glMP
zt{rbPicw_4)Lk&fllS0s5~DJY;gU9IygQW~%cEK-YhEZtMGF)=!wzjSvW*Bkb?KEs
zgfbY|s`8}YmLT4H(gRTrLlBi_z3w*<Yc!=V@Vc_0^eP`XK50av6*OCZAUhxezvc<Q
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JtQ<Hd{|5NFW@i8Z

literal 0
HcmV?d00001

diff --git a/ft_lstmap.c b/ft_lstmap.c
new file mode 100644
index 0000000..2ae9995
--- /dev/null
+++ b/ft_lstmap.c
@@ -0,0 +1,13 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_lstmap.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/30 00:05:05 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/10/04 14:10:47 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
diff --git a/ft_lstmap.o b/ft_lstmap.o
new file mode 100644
index 0000000000000000000000000000000000000000..5df4f8d2aad896ab6af2648f468fd449a2c0aebc
GIT binary patch
literal 1080
zcmbVL%}T>S5T11FF9>=Qyu_0Vc1ffj^dNy!dlB(c@FJ4Ls9^I$vH^Rkui)c&>?`>M
zI+O0=vYUG7!0haN^L?|EP4Y3kx$Za)D0AQn{xXFEd}(0NzyWN-7QkpQxO9)lQJsm}
zz2JTB_58ZY{Mnhuy*~F(7I>rT;<}5zhCaF-LkD0^7(@Th==d&t|Fm&f>%`O(ySEry
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z#Ijr@9Pg%Ai7<YX`Ab&wqRfk=6jSTW6@UZO(4Cr37A)zdz5a%Ah$~^{dkdPXy_otV
zq->(Esy{_7_4Lqn3uHod-PHLio?}t%b>2izw7tn4Vr>K6{K5*Uab;A2o>e#MXKJbb
rDM@n~NvE8keTn0rXWbo@?&P35lBa?>{~i|1yC?30B;G5bjHdn<I&V5y

literal 0
HcmV?d00001

diff --git a/ft_lstnew.c b/ft_lstnew.c
new file mode 100644
index 0000000..705733e
--- /dev/null
+++ b/ft_lstnew.c
@@ -0,0 +1,25 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_lstnew.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 23:41:40 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 23:47:50 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+t_list	*ft_lstnew(void *content)
+{
+	t_list	*new;
+
+	new = malloc(sizeof(t_list));
+	if (new == NULL)
+		return (NULL);
+	new->next = NULL;
+	new->content = content;
+	return (new);
+}
diff --git a/ft_lstnew.o b/ft_lstnew.o
new file mode 100644
index 0000000000000000000000000000000000000000..790a09e3c083931c2c8e13498d98004346e367d5
GIT binary patch
literal 1608
zcmbtUL5tH+5S}#aw(3@^hzb?SNfhiOl^%2tlHHOvN^wEAM+s>+Yr(W#k{8?+R)qzj
z?8T#hMDV8ILHq~)0imE5@v?}p&b++0O=G<1z;tH5H{Z<5Ow#9er&Z82P@=(Ym_-T&
zDCslb60QYhSb`s?FaPX1lP}KRH^Z6iPTy7Va7qcz#6EELb`KyfzNPqU)!9enqg4{8
z<nMQ<&ZI){rw`C>HkXa7-CjK6v2lwvm|3gGBC0>TVKTG9>emvS_zS4i>KJPKUKa`g
z?+H`aJcmAs_Vhkz+ZC<4R4l#12fKtADajrBu}@WA7MkV7f`u6b<O|JY0lpvRo$9$0
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zKVkiu4{p1&wz|@B*IKOy_PV>ivf8m-7<xf4?u*jrWdqvLNz`A5i5L>c{m~9*!lIoa
z_j<r09wv66ywDFk#{F#$Y{TOouwE1a>yL*+e}vd*%zcLML@nZ8|FMi8jbgSHj<@`f
z?*J1O{DHd}dP9HK^FKTTx%7@?H)tV7qUN1MNv`tAR#9m-7HV1sawr!icmgf;QJYuz
z6^UoxxQXOt4b@1?bquKHzw+zIrJ5#cT2z0kpBB|$*=0Obemd_>I!O81+`D*2U&-7%
zgt7SRL2IC<Ma@rPJ#?sMmj78M+*FCuX88{h&)eUNoc$43@zwtFdQ+>4d{9GL`gV@z
h@CnQA4k0jQ{{{sqk>!q%Gw9{<UrT;)l$khL{%_lbd{+Pf

literal 0
HcmV?d00001

diff --git a/ft_lstsize.c b/ft_lstsize.c
new file mode 100644
index 0000000..fa39de9
--- /dev/null
+++ b/ft_lstsize.c
@@ -0,0 +1,26 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_lstsize.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/30 01:18:08 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/30 01:18:15 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int	ft_lstsize(t_list *lst)
+{
+	int	count;
+
+	count = 0;
+	while (lst != NULL)
+	{
+		count++;
+		lst = lst->next;
+	}
+	return (count);
+}
diff --git a/ft_lstsize.o b/ft_lstsize.o
new file mode 100644
index 0000000000000000000000000000000000000000..87640c3359c69c8213c6ddfe51116d296cd3a9da
GIT binary patch
literal 1416
zcmbVLPfHt75TDKZCvB~b#Y2mwY)@9uM<Nkg4`m^2-9zzE2=o%dCay+m65V|ZNx=3X
zl!jdT1qyx?!9zbuA*Gj!7m<LS*?lj0dB%$a^JeBZ^P8RbXTLfh-lq%$q!{oHMv+7T
zzNbdM9lJKn!6UeQ^76Xqc7MCw<NhyaK$*Xp6K7z!J*V&X?6liOdve@|=ugiXl+IzR
zP}sCy7b{VNN7h@GXW6w}6i2x)>sgk~v)oF8Q?n`54C*xM)^-taj5ESaRFcKSfYJE~
zMk`}1&CRBN;09hGPD+xa#hK51OBEi^)Ubf!JB0Q=1s6Ay(&ogIp;?r}QHbVnN(DsM
zjCV7RQDnl*Z7{}X@4)FK#$_JEr^=l1-l=4lmk&Z7?st4vRRYPjghM+S+YJlbb?#Mw
zg*-@XO?upKabP<h_kdNx5LmTYulo(e8cpsqysov7d)3b(-fKkcFlZk70dE5f`~#2q
zweoJ@)qOd|{p}J`>F)Fsv_;F|Ifz()<F61WOuj2o21nA-tj=G?JiV*?@>h{dJ+r8)
z$nR5L75RN>H!vxEweF`HD863nV2)nd*xh4%ib`U|>uAycp%SL3r_MhUlsCdkqw_yu
zf?l&N3xrLJhR;O&04>ca`4XS>ZK7P!g7Pmh@DMHa(D{VvcSn@IIH>0oC?en?vVh(s
Oz9r`08&)Qc&i@Z2Q)EH_

literal 0
HcmV?d00001

diff --git a/ft_memcpy.c b/ft_memcpy.c
index 1467ba9..ff412ad 100644
--- a/ft_memcpy.c
+++ b/ft_memcpy.c
@@ -6,7 +6,7 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/27 09:42:11 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 15:07:20 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/29 11:50:17 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,15 +18,15 @@ void	*ft_memcpy(void *dest, const void *src, size_t n)
 	char	*tab2;
 	size_t	i;
 
-	if (dest == NULL || src == NULL)
-		return (NULL);
+	if (dest == NULL && src == NULL)
+		return (dest);
 	tab1 = dest;
 	tab2 = (void *) src;
 	i = 0;
 	while (i < n)
 	{
-			tab1[i] = tab2[i];
-			i++;
+		tab1[i] = tab2[i];
+		i++;
 	}
 	return (tab1);
 }
diff --git a/ft_memmove.c b/ft_memmove.c
index 309c6b6..84283b8 100644
--- a/ft_memmove.c
+++ b/ft_memmove.c
@@ -6,7 +6,7 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/27 11:44:12 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 14:14:24 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 16:40:24 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,6 +18,8 @@ void	*ft_memmove(void *dest, const void *src, size_t n)
 	char	*tab1;
 	char	*tab2;
 
+	if (dest == NULL && src == NULL)
+		return (dest);
 	tab1 = dest;
 	tab2 = (void *) src;
 	if (tab1 < tab2)
diff --git a/ft_putchar_fd.c b/ft_putchar_fd.c
new file mode 100644
index 0000000..55f288b
--- /dev/null
+++ b/ft_putchar_fd.c
@@ -0,0 +1,18 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putchar_fd.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 22:23:35 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 22:24:53 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_putchar_fd(char c, int fd)
+{
+	write(fd, &c, 1);
+}
diff --git a/ft_putendl_fd.c b/ft_putendl_fd.c
new file mode 100644
index 0000000..29715c8
--- /dev/null
+++ b/ft_putendl_fd.c
@@ -0,0 +1,21 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putendl_fd.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 22:26:36 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 22:43:19 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_putendl_fd(char *s, int fd)
+{
+	if (s == NULL)
+		return ;
+	ft_putstr_fd(s, fd);
+	ft_putchar_fd('\n', fd);
+}
diff --git a/ft_putnbr_fd.c b/ft_putnbr_fd.c
new file mode 100644
index 0000000..b47899b
--- /dev/null
+++ b/ft_putnbr_fd.c
@@ -0,0 +1,34 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putnbr_fd.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 22:28:27 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 22:39:25 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_putnbr_fd(int n, int fd)
+{
+	if (n == -2147483648)
+	{
+		ft_putnbr_fd(-2, fd);
+		ft_putnbr_fd(147483648, fd);
+	}
+	else if (n < 0)
+	{
+		ft_putchar_fd('-', fd);
+		ft_putnbr_fd(-n, fd);
+	}
+	else if (n > 9)
+	{
+		ft_putnbr_fd(n / 10, fd);
+		ft_putnbr_fd(n % 10, fd);
+	}
+	else
+		ft_putchar_fd(n + 48, fd);
+}
diff --git a/ft_putstr_fd.c b/ft_putstr_fd.c
new file mode 100644
index 0000000..d8c87d2
--- /dev/null
+++ b/ft_putstr_fd.c
@@ -0,0 +1,21 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putstr_fd.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 22:25:08 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 22:40:34 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_putstr_fd(char *s, int fd)
+{
+	if (s == NULL)
+		return ;
+	while (*s)
+		write(fd, s++, 1);
+}
diff --git a/ft_split.c b/ft_split.c
new file mode 100644
index 0000000..a2de605
--- /dev/null
+++ b/ft_split.c
@@ -0,0 +1,96 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_split.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 17:37:50 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/10/04 13:53:25 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+static size_t	ft_seglen(const char *s, char c)
+{
+	size_t	len;
+	size_t	i;
+
+	len = 1;
+	i = 0;
+	while (s[i])
+	{
+		while (s[i] == c && s[i])
+			i++;
+		if (s[i])
+			len++;
+		while (s[i] != c && s[i])
+			i++;
+	}
+	return (len);
+}
+
+static void	*ft_cancel(size_t len, char **tab)
+{
+	size_t	i;
+
+	i = 0;
+	while (i < len)
+	{
+		free(tab[i]);
+		i++;
+	}
+	free(tab);
+	return (NULL);
+}
+
+static char	**ft_segmentator(const char *s, char c, size_t len, char **tab)
+{
+	size_t	i;
+	size_t	j;
+	ssize_t	start;
+
+	if (tab == NULL)
+		return (NULL);
+	i = 0;
+	j = 0;
+	while (i < len)
+	{
+		while (s[j] == c)
+			j++;
+		start = j;
+		while (s[j] != c)
+			j++;
+		tab[i] = ft_strndup(s + start, j - start);
+		if (tab[i] == NULL)
+			return (ft_cancel(len, tab));
+		i++;
+	}
+	return (tab);
+}
+
+char	**ft_split(const char *s, char c)
+{
+	char	**tab;
+	size_t	len;
+
+	if (s == NULL)
+		return (NULL);
+	len = ft_seglen(s, c);
+	tab = malloc (sizeof(char *) * len);
+	if (tab == NULL)
+		return (NULL);
+	if (c == 0)
+	{
+		tab[0] = ft_strdup(s);
+		if (tab[0] == NULL)
+			return (NULL);
+	}
+	else
+		tab = ft_segmentator(s, c, len - 1, tab);
+	if (tab == NULL)
+		return (NULL);
+	tab[len - 1] = NULL;
+	return (tab);
+}
diff --git a/ft_strchr.c b/ft_strchr.c
index 50a6e5f..0febd37 100644
--- a/ft_strchr.c
+++ b/ft_strchr.c
@@ -6,15 +6,15 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/26 14:44:15 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 11:30:30 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 16:49:07 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-char	*strchr(const char *s, int c)
+char	*ft_strchr(const char *s, int c)
 {
-	while (*s)
+	while (*s || *s == c)
 	{
 		if (*s == c)
 			return ((char *) s);
diff --git a/ft_strdup.c b/ft_strdup.c
index 0f56c0c..4f456b3 100644
--- a/ft_strdup.c
+++ b/ft_strdup.c
@@ -6,24 +6,24 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/27 16:00:49 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 16:07:00 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/29 11:03:42 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-char	*strdup(const char *s)
+char	*ft_strdup(const char *s)
 {
-	char	*in;
 	char	*out;
 	size_t	i;
 
-	in = (char *) s;
-	out = malloc(sizeof(char) * (ft_strlen(in) + 1));
+	out = malloc(sizeof(char) * (ft_strlen(s) + 1));
+	if (out == NULL)
+		return (NULL);
 	i = 0;
-	while (in[i])
+	while (s[i])
 	{
-		out[i] = in[i];
+		out[i] = s[i];
 		i++;
 	}
 	out[i] = 0;
diff --git a/ft_striteri.c b/ft_striteri.c
new file mode 100644
index 0000000..347fb2e
--- /dev/null
+++ b/ft_striteri.c
@@ -0,0 +1,25 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_striteri.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 22:21:01 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 22:36:33 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_striteri(char *s, void (*f)(unsigned int, char *))
+{
+	size_t	i;
+
+	i = 0;
+	while (s[i])
+	{
+		f(i, s + i);
+		i++;
+	}
+}
diff --git a/ft_strjoin.c b/ft_strjoin.c
new file mode 100644
index 0000000..9877388
--- /dev/null
+++ b/ft_strjoin.c
@@ -0,0 +1,38 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strjoin.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 11:20:27 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 11:30:50 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+char	*ft_strjoin(const char *s1, const char *s2)
+{
+	char	*out;
+	ssize_t	i;
+	ssize_t	j;
+	size_t	len_s1;
+	size_t	len_s2;
+
+	if (s1 == NULL || s2 == NULL)
+		return (NULL);
+	len_s1 = ft_strlen(s1);
+	len_s2 = ft_strlen(s2);
+	out = malloc(sizeof(char) * (len_s1 + len_s2 + 1));
+	if (out == NULL)
+		return (NULL);
+	i = -1;
+	while (++i < (ssize_t) len_s1)
+		out[i] = s1[i];
+	j = -1;
+	while (++j < (ssize_t) len_s2)
+		out[j + i] = s2[j];
+	out[i + j] = 0;
+	return (out);
+}
diff --git a/ft_strlcat.c b/ft_strlcat.c
index 81b030b..5ae86cf 100644
--- a/ft_strlcat.c
+++ b/ft_strlcat.c
@@ -6,29 +6,20 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/27 17:02:13 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 17:23:07 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 17:11:29 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-char	*strlcat(char *dst, const char *src, size_t size)
+size_t	ft_strlcat(char *dest, const char *src, size_t size)
 {
-	size_t	max;
-	char	*str;
-	int		i;
+	size_t	len_dest;
 
-	str = (char *) src;
-	max = size;
-	if (ft_strlen(str) > max)
-		max = ft_strlen(str);
-	if (ft_strlen(dst) > max)
-		max = ft_strlen(dst);
-	i = 0;
-	while (i < max)
-	{
-		dst[i] = str[i];
-		i++;
-	}
-	return (dst);
+	if (size == 0)
+		return (ft_strlen(src));
+	len_dest = ft_strlen(dest);
+	if (len_dest >= size)
+		return (ft_strlen(src) + (size));
+	return (len_dest + ft_strlcpy(dest + len_dest, src, size - len_dest));
 }
diff --git a/ft_strlcpy.c b/ft_strlcpy.c
index c29d03d..677264b 100644
--- a/ft_strlcpy.c
+++ b/ft_strlcpy.c
@@ -6,24 +6,23 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/27 16:24:15 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 16:29:08 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 17:23:27 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-char	*strlcpy(char *dst, const char *src, size_t size)
+size_t	ft_strlcpy(char *dst, const char *src, size_t size)
 {
-	char	*str;
 	size_t	i;
 
 	i = 0;
-	str = (char *) src;
-	while (str[i + 1] && dst[i + 1] && i < size - 1)
+	while (i + 1 < size && src[i])
 	{
 		dst[i] = src[i];
 		i++;
 	}
-	dst[i] = 0;
-	return (dst);
+	if (size)
+		dst[i] = 0;
+	return (ft_strlen(src));
 }
diff --git a/ft_strmapi.c b/ft_strmapi.c
new file mode 100644
index 0000000..de9e4a1
--- /dev/null
+++ b/ft_strmapi.c
@@ -0,0 +1,33 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strmapi.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 22:01:18 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/30 00:53:55 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+char	*ft_strmapi(char const *s, char (*f)(unsigned int, char))
+{
+	char	*out;
+	size_t	i;
+
+	if (s == NULL)
+		return (NULL);
+	out = malloc((ft_strlen(s) + 1) * sizeof(char));
+	if (out == NULL)
+		return (NULL);
+	i = 0;
+	while (s[i])
+	{
+		out[i] = f(i, s[i]);
+		i++;
+	}
+	out[i] = 0;
+	return (out);
+}
diff --git a/ft_strncmp.c b/ft_strncmp.c
index dc02068..ade812a 100644
--- a/ft_strncmp.c
+++ b/ft_strncmp.c
@@ -6,18 +6,20 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/27 08:30:26 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 08:36:25 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 17:29:56 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-int	strncmp(const char *s1, const char *s2, size_t n)
+int	ft_strncmp(const char *s1, const char *s2, size_t n)
 {
 	size_t	i;
 
+	if (n == 0)
+		return (0);
 	i = 0;
 	while (s1[i] == s2[i] && i < n - 1 && s1[i] && s2[i])
 		i++;
-	return (s1[i] - s2[i]);
+	return ((unsigned char) s1[i] - (unsigned char) s2[i]);
 }
diff --git a/ft_strndup.c b/ft_strndup.c
new file mode 100644
index 0000000..9f231f7
--- /dev/null
+++ b/ft_strndup.c
@@ -0,0 +1,31 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strndup.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 10:33:40 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 11:03:02 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+char	*ft_strndup(const char *s, size_t n)
+{
+	char	*out;
+	size_t	i;
+
+	out = malloc((n + 1) * sizeof(char));
+	if (out == NULL)
+		return (NULL);
+	i = 0;
+	while (i < n && *s)
+	{
+		out[i] = s[i];
+		i++;
+	}
+	out[i] = 0;
+	return (out);
+}
diff --git a/ft_strstr.c b/ft_strnstr.c
similarity index 61%
rename from ft_strstr.c
rename to ft_strnstr.c
index dc0fd2c..750195c 100644
--- a/ft_strstr.c
+++ b/ft_strnstr.c
@@ -1,31 +1,35 @@
 /* ************************************************************************** */
 /*                                                                            */
 /*                                                        :::      ::::::::   */
-/*   ft_strstr.c                                        :+:      :+:    :+:   */
+/*   ft_strnstr.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/26 13:39:33 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/26 15:11:03 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/29 21:10:21 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "lib_ft.h"
+#include "libft.h"
 
-char	*strstr(const char *haystack, const char *needle)
+char	*ft_strnstr(const char *big, const char *little, size_t len)
 {
-	int	i;
+	size_t	i;
+	size_t	j;
 
-	if (!*needle)
-		return (haystack);
-	while (*haystack)
+	if (!*little || (little == big && ft_strlen(little) <= len))
+		return ((char *) big);
+	i = 0;
+	while (i < len && big[i])
 	{
-		i = 0;
-		while (*(haystack + i) == *(needle + i))
-			i++;
-		if (!*(haystack + i))
-			return (needle);
-		str++;
+		j = 0;
+		while (big[i + j] == little[j] && i + j < len)
+		{
+			if (!little[j + 1])
+				return ((char *) big + i);
+			j++;
+		}
+		i++;
 	}
 	return (NULL);
 }
diff --git a/ft_strrchr.c b/ft_strrchr.c
index 98d30c4..58f3772 100644
--- a/ft_strrchr.c
+++ b/ft_strrchr.c
@@ -6,22 +6,22 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/27 08:25:33 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 11:29:58 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 17:26:42 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-char	*strrchr(const char *s, int c)
+char	*ft_strrchr(const char *s, int c)
 {
-	char	*ret;
+	size_t	i;
 
-	ret = NULL;
-	while (*s)
+	i = ft_strlen((char *) s);
+	while (i > 0 || s[i] == c)
 	{
-		if (*s == (char) c)
-			ret = (char *) s;
-		s++;
+		if (s[i] == c)
+			return ((char *) &s[i]);
+		i--;
 	}
-	return (ret);
+	return (NULL);
 }
diff --git a/ft_strteri.c b/ft_strteri.c
new file mode 100644
index 0000000..c202588
--- /dev/null
+++ b/ft_strteri.c
@@ -0,0 +1,15 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strteri.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 22:16:27 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 22:17:02 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	ft_striteri(char *s, void (*f)(unsigned int, char *));
diff --git a/ft_strtrim.c b/ft_strtrim.c
new file mode 100644
index 0000000..229cb81
--- /dev/null
+++ b/ft_strtrim.c
@@ -0,0 +1,44 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strtrim.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/29 11:33:53 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 18:03:20 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+static int	ft_is_in(const char c, const char *charset)
+{
+	while (*charset)
+	{
+		if (c == *charset)
+			return (1);
+		charset++;
+	}
+	return (0);
+}
+
+char	*ft_strtrim(const char *s1, const char *set)
+{
+	size_t	start;
+	size_t	stop;
+	char	*str;
+
+	if (s1 == NULL || set == NULL)
+		return (NULL);
+	if (!*s1 || !*s1)
+		return (ft_strdup(""));
+	start = 0;
+	while (ft_is_in(s1[start], set))
+		start++;
+	stop = ft_strlen(s1) - 1;
+	while (ft_is_in(s1[stop], set))
+		stop--;
+	str = ft_substr(s1, start, stop - start + 1);
+	return (str);
+}
diff --git a/ft_substr.c b/ft_substr.c
new file mode 100644
index 0000000..7fb9407
--- /dev/null
+++ b/ft_substr.c
@@ -0,0 +1,31 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_substr.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/09/28 18:53:44 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/29 18:03:00 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+char	*ft_substr(const char *s, unsigned int start, size_t len)
+{
+	size_t	max;
+	char	*sub;
+
+	if (s == NULL || !*s)
+		return (NULL);
+	max = ft_strlen(s);
+	if (max > len)
+		max = len;
+	if (start >= ft_strlen(s))
+		return (ft_strdup(""));
+	sub = ft_strndup(s + start, max);
+	if (sub == NULL)
+		return (NULL);
+	return (sub);
+}
diff --git a/ft_tolower.c b/ft_tolower.c
index 642fee9..14d83da 100644
--- a/ft_tolower.c
+++ b/ft_tolower.c
@@ -5,16 +5,14 @@
 /*                                                    +:+ +:+         +:+     */
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2022/09/26 13:25:48 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 11:18:32 by cchauvet         ###   ########.fr       */
+/*   Created: 2022/09/26 12:38:07 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/09/28 16:41:24 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-int	ft_lower(int c)
+int	ft_tolower(int c)
 {
-	if (c >= 'A' && 'Z' >= c)
-		return (c - 48);
-	return (c);
+	return (c - ('A' - 'a') * (c >= 'A' && 'Z' >= c));
 }
diff --git a/ft_toupper.c b/ft_toupper.c
index 6fda229..3775f6d 100644
--- a/ft_toupper.c
+++ b/ft_toupper.c
@@ -6,7 +6,7 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/26 12:38:07 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 11:04:06 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/09/28 15:08:58 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,7 +14,5 @@
 
 int	ft_toupper(int c)
 {
-	if (c >= 'a' && 'z' >= c)
-		return (c - 48);
-	return (c);
+	return (c + ('A' - 'a') * (c >= 'a' && 'z' >= c));
 }
diff --git a/libft.h b/libft.h
index 9ae182c..39b4339 100644
--- a/libft.h
+++ b/libft.h
@@ -6,22 +6,30 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/26 14:47:54 by cchauvet          #+#    #+#             */
-/*   Updated: 2022/09/27 16:06:28 by cchauvet         ###   ########.fr       */
+/*   Updated: 2022/10/04 13:45:02 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #ifndef LIBFT_H
 # define LIBFT_H
-# include <stddef.h>
 # include <stdlib.h>
+# include <unistd.h>
 
+typedef struct s_list
+{
+	void			*content;
+	struct s_list	*next;
+}	t_list;
+
+char	*ft_strdup(const char *s);
+char	*ft_strndup(const char *s, size_t n);
+void	*ft_calloc(size_t nmemb, size_t size);
 int		ft_isalpha(int c);
 int		ft_isdigit(int c);
 int		ft_isalnum(int c);
 int		ft_isascii(int c);
 int		ft_isprint(int c);
 size_t	ft_strlen(const char *s);
-/* todo */
 void	*ft_memset(void *s, int c, size_t n);
 void	ft_bzero(void *s, size_t n);
 void	*ft_memcpy(void *dest, const void *src, size_t n);
@@ -34,8 +42,31 @@ char	*ft_strchr(const char *s, int c);
 char	*ft_strrchr(const char *s, int c);
 int		ft_strncmp(const char *s1, const char *s2, size_t n);
 void	*ft_memchr(const void *s, int c, size_t n);
+int		ft_memcmp(const void *s1, const void *s2, size_t n);
 void	*ft_memrchr(const void *s, int c, size_t n);
 char	*ft_strnstr(const char *big, const char *little, size_t len);
 int		ft_atoi(const char *nptr);
 
+char	*ft_substr(const char *s, unsigned int start, size_t len);
+char	*ft_strjoin(const char *s1, const char *s2);
+char	*ft_strtrim(const char *s1, const char *set);
+char	*ft_itoa(int n);
+char	**ft_split(const char *s, char c);
+char	*ft_strmapi(const char *s, char (*f)(unsigned int, char));
+void	ft_striteri(char *s, void (*f)(unsigned int, char*));
+void	ft_putchar_fd(char c, int fd);
+void	ft_putstr_fd(char *s, int f);
+void	ft_putendl_fd(char *s, int fd);
+void	ft_putnbr_fd(int n, int fd);
+
+t_list	*ft_lstnew(void *content);
+void	ft_lstadd_front(t_list **lst, t_list *new);
+int		ft_lstsize(t_list *lst);
+t_list	*ft_lstlast(t_list *lst);
+void	ft_lstadd_back(t_list **lst, t_list *new);
+void	ft_lstdelone(t_list *lst, void (*del)(void *));
+void	ft_lstclear(t_list **lst, void (*del)(void *));
+void	ft_lstiter(t_list *lst, void (*f)(void *));
+t_list	*ft_lstmap(t_list *lst, void *(*f)(void *), void (*del)(void *));
+
 #endif
diff --git a/main.c b/main.c
new file mode 100644
index 0000000..c652ae1
--- /dev/null
+++ b/main.c
@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/10/04 13:56:50 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/10/04 13:57:56 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdio.h>
+#include "libft.h"
+
+int	main(int argc, char **argv)
+{
+	char	**splitted;
+
+	if (argc < 2)
+		return (1);
+	splitted = ft_split(argv[1], argv[2][0]);
+	while (*splitted != NULL)
+	{
+		puts(*splitted);
+		free(*splitted);
+		splitted++;
+	}
+	return (0);
+}