说明：  本动画先显示一些提示信息，然后按任意键进入，只见一个方框向中 间由大变小，并留下痕迹，然后出现一个心，按空格重复出现心，按其他 键将重复,按Q键退出程序，。
(the animation first showing some hints information, and then by arbitrary keys to enter, I saw a box to the middle into small, and leave your mark, and then there appears a heart by heart spaces repeated by other keys to repeat, according to withdraw from the Q key procedures.)