auto save

snake.py

@@ -55,7 +55,7 @@ while True:
     position.append((x, y))
     position.append((x, y))
     position.pop(0)
     position.pop(0)
     if x==apple_x and y==apple_y:
     if x==apple_x and y==apple_y:
-        n
+        num
         apple_x=random.randint(0,660)
         apple_x=random.randint(0,660)
         apple_y=random.randint(0,480)
         apple_y=random.randint(0,480)
     # 将背景图画上去
     # 将背景图画上去