save project

snake.py

@@ -53,7 +53,12 @@ while True:
         y += 30
     
     if x == apple_x and y == apple_y
-    
+        num1=random.randint(1,22)
+        num2=random.randint(1,16)
+        apple_x=num1*30-30
+        apple_y=nmu2*30-30
+    else:
+        position.pop(0)
     position.append((x, y))
     position.pop(0)
     # 将背景图画上去