qq_43588832的博客

Jesus, what a great movie! Thousands of people are rushing to the cinema. However, this is really a tuff time for Joe who sells the film tickets. He is wandering when could he go back home as early as...

题目链接：https://vjudge.net/problem/Gym-101490D 题目大意： 由一个桥，有n艘船需要从桥下面过去，对于桥来说，桥升起来需要60秒，降下去需要60秒，对于每艘船来说，必须等到桥完全升起才能通过，通过时间是20秒，如果桥此刻没有升起来，船最多只能等3分钟，就必须走了。桥上面是通汽车的，桥没有完全落下时，汽车是不能走的，现在告诉你每搜船到达的时间，现在问你汽...