diff --git a/Images/C-System-Interface-Tries.png b/Images/C-System-Interface-Tries.png
index fb75685..00ed375 100644
Binary files a/Images/C-System-Interface-Tries.png and b/Images/C-System-Interface-Tries.png differ
diff --git a/Images/Level.png b/Images/Level.png
index 1174588..1815b18 100644
Binary files a/Images/Level.png and b/Images/Level.png differ
diff --git a/Memory Management/C-Simple-Strings/ex0/#ft_str_is_alpha.c# b/Memory Management/C-Simple-Strings/ex0/#ft_str_is_alpha.c#
deleted file mode 100644
index 416d75d..0000000
--- a/Memory Management/C-Simple-Strings/ex0/#ft_str_is_alpha.c#	
+++ /dev/null
@@ -1,55 +0,0 @@
-/* ************************************************************************** */
-/*                                                                            */
-/*                                                        :::      ::::::::   */
-/*   ft_str_is_alpha.c                                  :+:      :+:    :+:   */
-/*                                                    +:+ +:+         +:+     */
-/*   By: lclerel- <lclerel-@learner.42.tech>        +#+  +:+       +#+        */
-/*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2026/03/10 09:59:54 by lclerel-          #+#    #+#             */
-/*   Updated: 2026/03/10 13:14:35 by lclerel-         ###   ########.fr       */
-/*                                                                            */
-/* ************************************************************************** */
-
-#include <unistd.h>
-
-/*void	ft_putchar(char chara)
-{
-	write(1, &chara, 1);
-}*/
-
-int	ft_str_is_alpha(char *str)
-{
-	int	i;
-	int	is_low;
-	int	is_up;
-
-	i = 0;
-	while (str[i] != '\0' )
-	{
-		is_up = (str[i] >= 'a' && str[i] <= 'z');
-		is_low = (str[i] >= 'A' && str[i] <= 'Z');
-		if (!(is_up || is_low))
-		{
-		  return (0);
-		}
-		i++;
-	}
-	return (1);
-}
-
-/*int	main(void)
-{
-	char	*str;
-
-	str = "LumiTest123";
-	write(1, "Test avec LumiTest123 : ", 16);
-	ft_putchar(ft_str_is_alpha(str) + '0');
-	write(1, "\n", 1);
-	write(1, "Output = 0 car y'as des chiffres", 32);
-	write(1, "\n", 1);
-	str = "LumiTest";
-	write(1, "Test avec LumiTest : ", 21);
-	ft_putchar(ft_str_is_alpha(str) + '0');
-	write(1, "\n", 1);
-	write(1, "Output = 1 car y'as pas de chiffres", 35);
-}*/
diff --git a/README.md b/README.md
index d7cd5f0..a5444fc 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ Bienvenue sur mon dépôt regroupant mes exercices et projets réalisés à **42
 > [!NOTE]
 > Quelques jours apres ma piscine, je risque de faire un article sur mon [site](https://syxpi.fr), Je vous conseille de regarder regulierement 👀
 ## 📊 Mon État d'Avancement
-* **Niveau Actuel :** `Level 3 [55/100 XP]`
+* **Niveau Actuel :** `Level 3 [75/100 XP]`
 
 ![Level](./Images/Level.png)
 
@@ -97,7 +97,7 @@ Voici l'historique de mes validations. Chaque "Attempt" représente une étape d
 | **[C Simple strings](./Memory%20Management/C-Simple-Strings/)** | 3 Attempts | ✅ Success | 10/03/2026 17h49 - 11/03/2026 11h04 |
 | **[C Function Pointers](./Memory%20Management/C-Function-Pointers/)** | 4 Attempts | ✅ Success | 16/03/2026 13h24 - 19/03/2026 12h22 |
 | **[C Memory Management](./Memory%20Management/C-Memory-Management/)** | 5 Attempts | ✅ Success | 19/03/2026 14h07 - 23/03/2026 20h18 |
-| **[C System Interface](./Memory%20Management/C-System-Interface/)** | [En cours] | ⏳ | 19/03/2026 12h24 - ??? |
+| **[C System Interface](./Memory%20Management/C-System-Interface/)** | 2 Attempts | ✅ Success | 19/03/2026 12h24 - 25/03/2026 16h09 |
 
 **Tout mes Tries Reussis** :
 
@@ -161,6 +161,8 @@ Le code est organisé par module, tel que vu dans mon architecture locale :
 │   ├── Data Structures
 │   ├── Imperative Programming
 │   ├── Memory Management
+│   ├── System Interface
+│   ├── Compilation and Preprocessing
 │   ├── Norminette # Documentation de comment fonctionne la Norme
 │   ├── Shell
 │   └── Tutorial