diff --git a/a3/snake b/a3/snake
new file mode 100755
index 0000000..2621854
Binary files /dev/null and b/a3/snake differ
diff --git a/a3/world.c b/a3/world.c
index 38fe0d8..5c848e0 100644
--- a/a3/world.c
+++ b/a3/world.c
@@ -42,7 +42,7 @@ void setup_world(struct state* s, int w, int h) {
 void draw_world(const struct state* s) {
     if (!s) return;
 
-    system("clear"); // или "cls" на Windows
+    system("clear");
 
     for (int row = 0; row < s->height; row++) {
         for (int col = 0; col < s->width; col++) {
@@ -103,7 +103,6 @@ void change_direction(struct state* s, char key) {
             s->sy = 0;
             break;
         default:
-            // ничего не делаем при некорректном вводе
             break;
     }
 }