auto save

snake.py

@@ -21,12 +21,10 @@ while True:
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
-    # 将贪吃蛇的身体画上去
+    screen.blit(body, (x, y))
     screen.blit(body, (210, 120))
     screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (360,300))
     # 刷新画面
     pygame.display.update()
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