模拟五个人排队买票，每人买1张票。售票员有1张20元和1张5元的钱，电影票一张5元。 排队从头到尾的顺序是：关五十、林二十、余五、李十、杨五 最后的买票顺序是：余五、李十、林二十、关五十、杨五-Simulation five people lined up to buy tickets, people to buy a ticket. The conductor have 1 twenties and 1 piece of 5 yuan of money, the movie tickets a