auto save

snake.py

@@ -13,12 +13,16 @@ background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
+x,y = 240,120
+position = [(180,90),(180,120),(210,120),(x,y)]
 
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
+    x += 30
+            
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去