save project

snake.py

@@ -56,7 +56,7 @@ while True:
     screen.blit(snake_head,position[-1])
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
-          screen.blit(body, position[i])
+          screen.blit(body, position[i  ])
     # 将果实画上去
     screen.blit(food,(360,300))
     # 刷新画面