diff --git a/game.🗿 b/game.🗿
index 789e6ad..3dcdcb3 100644
--- a/game.🗿
+++ b/game.🗿
@@ -106,13 +106,44 @@ draw_map(map, cursor_x, cursor_y)
 	}
 }
 
+global input_left;
+global input_right;
+global input_up;
+global input_down;
+
+input_update() {
+	local input = [INPUT];
+	input_up = (input & 0x10) != 0;
+	input_down = (input & 0x20) != 0;
+	input_left = (input & 0x40) != 0;
+	input_right = (input & 0x80) != 0;
+}
+
+cursor_update(cursor_x_ptr, cursor_y_ptr)
+{
+	if (input_up)
+		[cursor_y_ptr] = ([cursor_y_ptr] - 1) % 3; 
+	if (input_down)
+		[cursor_y_ptr] = ([cursor_y_ptr] + 1) % 3; 
+	if (input_left)
+		[cursor_x_ptr] = ([cursor_x_ptr] - 1) % 3; 
+	if (input_right)
+		[cursor_x_ptr] = ([cursor_x_ptr] + 1) % 3; 
+}
 
 main()
 {
+	local cursor_x, cursor_y;
 	local map = {'b', 'b', 'b','b', 'b', 'b', 'b', 'b', 'b'};
+	
+	cursor_x = SPAWN_X;
+	cursor_y = SPAWN_Y;
+	
 	loop
 	{
 		slp;
-		draw_map(map, 0, 0);
+		draw_map(map, cursor_x, cursor_y);
+		input_update();
+		cursor_update(&cursor_x, &cursor_y);
 	}
 }