diff --git a/src/main.c b/src/main.c
index 89a2e5a..e5eb701 100644
--- a/src/main.c
+++ b/src/main.c
@@ -6,7 +6,7 @@
 /*   By: reasuke <reasuke@student.42tokyo.jp>       +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/01/10 12:37:36 by reasuke           #+#    #+#             */
-/*   Updated: 2024/01/12 16:09:00 by reasuke          ###   ########.fr       */
+/*   Updated: 2024/01/12 16:17:17 by reasuke          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -36,7 +36,7 @@ int	main(int argc, char **argv)
 	if (is_invalid_argument(argc, argv))
 		exit_with_error();
 	stack_a = generate_stack(argc, argv);
-	if (argc < 4)
+	if (argc < 5)
 		nano_sort(stack_a, argc);
 	ft_lstclear(&stack_a, free);
 	return (0);
diff --git a/src/nano_sort.c b/src/nano_sort.c
index d7a0a40..8b8a568 100644
--- a/src/nano_sort.c
+++ b/src/nano_sort.c
@@ -6,7 +6,7 @@
 /*   By: reasuke <reasuke@student.42tokyo.jp>       +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/01/12 15:58:22 by reasuke           #+#    #+#             */
-/*   Updated: 2024/01/12 16:08:17 by reasuke          ###   ########.fr       */
+/*   Updated: 2024/01/12 16:17:00 by reasuke          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -23,6 +23,33 @@ static void	_handle_2(t_list *stack)
 		ft_putendl_fd("sa", STDOUT_FILENO);
 }
 
+static void	_handel_3(t_list *stack)
+{
+	int	first;
+	int	second;
+	int	third;
+
+	first = ft_atoi(stack->content);
+	second = ft_atoi(stack->next->content);
+	third = ft_atoi(stack->next->next->content);
+	if (first == 2 && second == 1 && third == 3)
+		ft_putendl_fd("sa", STDOUT_FILENO);
+	else if (first == 3 && second == 2 && third == 1)
+	{
+		ft_putendl_fd("sa", STDOUT_FILENO);
+		ft_putendl_fd("rra", STDOUT_FILENO);
+	}
+	else if (first == 3 && second == 1 && third == 2)
+		ft_putendl_fd("ra", STDOUT_FILENO);
+	else if (first == 1 && second == 3 && third == 2)
+	{
+		ft_putendl_fd("sa", STDOUT_FILENO);
+		ft_putendl_fd("ra", STDOUT_FILENO);
+	}
+	else if (first == 2 && second == 3 && third == 1)
+		ft_putendl_fd("rra", STDOUT_FILENO);
+}
+
 void	nano_sort(t_list *stack, int argc)
 {
 	int	num_of_element;
@@ -30,4 +57,6 @@ void	nano_sort(t_list *stack, int argc)
 	num_of_element = argc - 1;
 	if (num_of_element == 2)
 		_handle_2(stack);
+	else if (num_of_element == 3)
+		_handel_3(stack);
 }