完成车库引导系统，在车库的一楼没有停满车的时候，就子lcd上显示剩余的空位，如果满了，并且二楼还有空间的时候就显示please up 否则就显示 no fr-Finished garage guidance system, not the ground floor of the garage parked cars, sub LCD display on the rest of the space, if a full, and there is space on the second floo