diff --git a/libft/ft_lltoa.c b/libft/ft_lltoa.c
deleted file mode 100644
index 02e0200..0000000
--- a/libft/ft_lltoa.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/* ************************************************************************** */
-/*                                                                            */
-/*                                                        :::      ::::::::   */
-/*   ft_lltoa.c                                         :+:      :+:    :+:   */
-/*                                                    +:+ +:+         +:+     */
-/*   By: dgaillet <dgaillet@student.42.fr>          +#+  +:+       +#+        */
-/*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2025/11/07 13:06:35 by dgaillet          #+#    #+#             */
-/*   Updated: 2025/12/07 12:29:25 by dgaillet         ###   ########lyon.fr   */
-/*                                                                            */
-/* ************************************************************************** */
-
-#include "libft.h"
-
-static size_t	count_digits(long long n)
-{
-	size_t	size;
-
-	size = 0;
-	if (n <= 0)
-		size++;
-	while (n)
-	{
-		n /= 10;
-		size++;
-	}
-	return (size);
-}
-
-static void	insert_char(char *str, unsigned long long nbr, size_t index)
-{
-	while (nbr)
-	{
-		str[index--] = nbr % 10 + '0';
-		nbr /= 10;
-	}
-}
-
-char	*ft_lltoa(long long n)
-{
-	unsigned long long	nbr;
-	char			*str;
-	size_t			size;
-
-	nbr = n;
-	if (n < 0)
-		nbr = n * -1;
-	size = count_digits(n);
-	str = malloc(sizeof(char) * (size + 1));
-	if (!str)
-		return (NULL);
-	str[size] = '\0';
-	if (nbr == 0)
-		str[0] = '0';
-	else
-	{
-		if (n < 0)
-			str[0] = '-';
-		insert_char(str, nbr, size - 1);
-	}
-	return (str);
-}
diff --git a/real_tests/ft_strncmp/00_launcher.c b/real_tests/ft_strncmp/00_launcher.c
index 2b4798a..f17a575 100644
--- a/real_tests/ft_strncmp/00_launcher.c
+++ b/real_tests/ft_strncmp/00_launcher.c
@@ -1,3 +1,15 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   00_launcher.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/25 12:05:05 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/25 12:05:17 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
 #include "../tests.h"
 
 int	strncmp_launcher(void)
@@ -11,5 +23,4 @@ int	strncmp_launcher(void)
 	res = launch_tests(testlist, "ft_strncmp");
 	clear_tests(&testlist);
 	return (res);
-
 }
diff --git a/real_tests/ft_strncmp/01_ok.c b/real_tests/ft_strncmp/01_ok.c
index 94f5547..abe8703 100644
--- a/real_tests/ft_strncmp/01_ok.c
+++ b/real_tests/ft_strncmp/01_ok.c
@@ -1,3 +1,15 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   01_ok.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/25 12:05:24 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/25 12:05:25 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
 #include "../tests.h"
 
 int	strncmp_ok_test(void)
diff --git a/real_tests/ft_strncmp/02_ko.c b/real_tests/ft_strncmp/02_ko.c
index d348569..da70f26 100644
--- a/real_tests/ft_strncmp/02_ko.c
+++ b/real_tests/ft_strncmp/02_ko.c
@@ -1,3 +1,15 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   02_ko.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dgaillet <dgaillet@student.42lyon.fr>      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/25 12:05:30 by dgaillet          #+#    #+#             */
+/*   Updated: 2026/01/25 12:05:32 by dgaillet         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
 #include "../tests.h"
 
 int	strncmp_ko_test(void)
diff --git a/real_tests/main.c b/real_tests/main.c
index a54be34..c398a7d 100644
--- a/real_tests/main.c
+++ b/real_tests/main.c
@@ -14,7 +14,7 @@
 
 int	main(void)
 {
-  strlen_launcher();
-  atoi_launcher();
-  strncmp_launcher();
+	strlen_launcher();
+	atoi_launcher();
+	strncmp_launcher();
 }
diff --git a/real_tests/tests.h b/real_tests/tests.h
index 3a5c58e..fac006d 100644
--- a/real_tests/tests.h
+++ b/real_tests/tests.h
@@ -32,8 +32,7 @@ int	atoi_sigsegv_test(void);
 int	atoi_sigbus_test(void);
 
 //strncmp
-int strncmp_ok_test(void);
-int strncmp_ko_test(void);
-
+int	strncmp_ok_test(void);
+int	strncmp_ko_test(void);
 
 #endif // !TESTS_H