diff --git a/C_Piscine_C_07/git/ex00/ft_print_program_name.c b/C_Piscine_C_07/git/ex00/ft_strdup.c
similarity index 57%
rename from C_Piscine_C_07/git/ex00/ft_print_program_name.c
rename to C_Piscine_C_07/git/ex00/ft_strdup.c
index 4f8d211..0d712cd 100644
--- a/C_Piscine_C_07/git/ex00/ft_print_program_name.c
+++ b/C_Piscine_C_07/git/ex00/ft_strdup.c
@@ -1,26 +1,21 @@
 /* ************************************************************************** */
 /*                                                                            */
 /*                                                        :::      ::::::::   */
-/*   ft_print_program_name.c                            :+:      :+:    :+:   */
+/*   ft_strdup.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: gbaconni <gbaconni@student.42lausan>       +#+  +:+       +#+        */
+/*   By: gbaconni <marvin@42lausanne.ch>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2021/08/17 10:58:23 by gbaconni          #+#    #+#             */
-/*   Updated: 2021/08/17 11:35:04 by gbaconni         ###   ########.fr       */
+/*   Created: 2021/08/13 09:03:26 by gbaconni          #+#    #+#             */
+/*   Updated: 2021/08/13 09:09:57 by gbaconni         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include <unistd.h>
-#include <stdio.h>
-
-int	main(int argc, char *argv[])
+char	*ft_strdup(char *src)
 {
-	int	size;
+	char	*p_str;
 
-	size = 0;
-	while (argc != -1 && argv[0][++size] != '\0')
-		continue ;
-	write(1, argv[0], size);
-	write(1, "\n", 1);
-	return (0);
+	p_str = str;
+	while (*p_str != '\0')
+		p_str++;
+	return (p_str - str);
 }
diff --git a/C_Piscine_C_07/git/ex00/main.c b/C_Piscine_C_07/git/ex00/main.c
new file mode 100644
index 0000000..1d09cbd
--- /dev/null
+++ b/C_Piscine_C_07/git/ex00/main.c
@@ -0,0 +1,32 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: gbaconni <marvin@42lausanne.ch>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2021/08/13 09:02:59 by gbaconni          #+#    #+#             */
+/*   Updated: 2021/08/13 09:03:17 by gbaconni         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+
+char	*ft_strdup(char *src);
+
+int	main(void)
+{
+	char		src[32];
+	char		*result;
+
+	printf("Input String [max 31]: ");
+	scanf("%s", src);
+	result = ft_strdup(src);
+	printf("src=%s result=%d (ft_strdup)\n", src, result);
+	result = strdup(src);
+	printf("src=%s result=%d (strdup)\n", src, result);
+	return (0);
+}