diff --git a/Makefile b/Makefile
index e40e196..1696cc5 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@
 #    By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2023/11/01 11:03:22 by adjoly            #+#    #+#              #
-#    Updated: 2023/11/05 14:57:25 by adjoly           ###   ########.fr        #
+#    Updated: 2023/11/05 22:23:43 by adjoly           ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 
@@ -27,6 +27,7 @@ SRCS = ft_atoi.c \
 		ft_strdup.c \
 		ft_memcpy.c \
 		ft_memset.c \
+		ft_memmove.c \
 		ft_strlcpy.c \
 		ft_strlen.c \
 		ft_substr.c \
@@ -36,7 +37,9 @@ SRCS = ft_atoi.c \
 		ft_strjoin.c \
 		ft_strncmp.c \
 		ft_strchr.c \
-	
+		ft_itoa.c \
+		ft_calloc.c \
+
 OBJS = $(SRCS:.c=.o)
 
 FLAGS = -Werror -Wall -Wextra
diff --git a/ft_atoi.c b/ft_atoi.c
index ec4eecb..541098d 100644
--- a/ft_atoi.c
+++ b/ft_atoi.c
@@ -6,7 +6,7 @@
 /*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/10/31 09:00:27 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/01 17:15:05 by adjoly           ###   ########.fr       */
+/*   Updated: 2023/11/05 15:27:36 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/ft_calloc.c b/ft_calloc.c
index 8504518..b39ff62 100644
--- a/ft_calloc.c
+++ b/ft_calloc.c
@@ -6,13 +6,22 @@
 /*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/01 16:02:26 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/01 16:06:22 by adjoly           ###   ########.fr       */
+/*   Updated: 2023/11/05 22:23:07 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
+#include <complex.h>
 
-void	*calloc(size_t nmemb, size_t size)
+void	*ft_calloc(size_t nmemb, size_t size)
 {
-	
+	void	*result;
+
+	if (size != 0 && nmemb != 0 && (nmemb * size) / nmemb != size)
+		return (NULL);
+	result = malloc(size * nmemb);
+	if (result == NULL)
+		return (NULL);
+	ft_bzero(result, size * nmemb);
+	return (result);
 }
diff --git a/ft_memmove.c b/ft_memmove.c
index a5dba16..fd5ed7a 100644
--- a/ft_memmove.c
+++ b/ft_memmove.c
@@ -6,7 +6,7 @@
 /*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/03 15:04:04 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/05 14:52:24 by adjoly           ###   ########.fr       */
+/*   Updated: 2023/11/05 22:05:37 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,5 +14,14 @@
 
 void	*ft_memmove(void *dest, const void *src, size_t n)
 {
-	
+	size_t	i;
+
+	i = -1;
+	if (dest > src)
+		while (n-- > 0)
+			((unsigned char *)dest)[n] = ((unsigned char *)src)[n];
+	else if (dest < src)
+		while (++i < n)
+			((unsigned char *)dest)[i] = ((unsigned char *)src)[i];
+	return (dest);
 }
diff --git a/ft_strchr.c b/ft_strchr.c
index 5af9f0f..b73da82 100644
--- a/ft_strchr.c
+++ b/ft_strchr.c
@@ -6,30 +6,17 @@
 /*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/01 15:45:18 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/05 14:59:50 by adjoly           ###   ########.fr       */
+/*   Updated: 2023/11/05 21:33:16 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-char	*ft_strchr(const char *s, int c)
-{
-	int		i;
-	int		j;
-	char	*str_result;
+// char	*ft_strchr(const char *s, int c)
+// {
+	// int	i;
 
-	i = 0;
-	j = 0;
-	str_result = 0;
-	while (s[i] != c || s[i])
-		i++;
-	if (s[i] == c)
-	{
-		while (s[i])
-		{
-			str_result[j] = s[j + i];
-			j++;
-		}
-		return (str_result);
-	}
-	str_result[i] = '\0';
-	return (str_result);
-}
+	// i = 0;
+	// while (s[i])
+	// {
+		
+	// }
+// }
diff --git a/libft.h b/libft.h
index d345c6d..eef2e41 100644
--- a/libft.h
+++ b/libft.h
@@ -6,14 +6,13 @@
 /*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/01 10:06:03 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/05 14:57:55 by adjoly           ###   ########.fr       */
+/*   Updated: 2023/11/05 21:34:36 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #ifndef LIBFT_H
 # define LIBFT_H
 
-#include <complex.h>
 # include <stddef.h>
 # include <stdlib.h>
 # include <unistd.h>
@@ -42,6 +41,8 @@ size_t	ft_strlcat(char *dst, const char *src, size_t size);
 char	*ft_strjoin(char const *s1, char const *s2);
 int		ft_strncmp(const char *s1, const char *s2, size_t n);
 int		ft_isprint(int c);
-void	*memchr(const void *s, int c, size_t n);
+void	*ft_memchr(const void *s, int c, size_t n);
+char	*ft_itoa(int n);
+void	*ft_memmove(void *dest, const void *src, size_t n);
 
 #endif
\ No newline at end of file
diff --git a/libft.so b/libft.so
index c082c23..8fde708 100755
Binary files a/libft.so and b/libft.so differ