贪吃蛇，能够改变游戏难度，食物蛇身蛇头颜色。能够开始，暂停和停止游戏，可以根据吃到食物的数量给出相应的分数-Snake can change the game difficulty, food snake smugglers color. Able to start, pause, and stop the game, you can give the corresponding scores based on the number of foods to eat