auto save

snake.py

@@ -61,8 +61,8 @@ while True:
     if x == apple_x and y == apple_y:
         num1= random.randint(1, 22)   # 横排第几个格子
         num2 = random.randint(1, 16)   # 竖排第几个格子
-        apple_x = 30*num1-30   # 苹果的x坐标
-        apple_y = 30*num2-30   # 苹果的y坐标
+        apple_x = 30*num1 - 30   # 苹果的x坐标
+        apple_y = 30*num2 - 30   # 苹果的y坐标
     else:
         position.pop(0)
     # 贪吃蛇撞墙