U3346 oscar

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Ta的洛谷博客

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难易度统计

尚无评定 26
入门难度 27
普及- 39
普及/提高- 17
普及+/提高 13
提高+/省选- 74
省选/NOI- 95
NOI/NOI+/CTSC 7

签名

AFO

路过的同学们来看一看啊qwq下面是一道奇怪的题

n个点的竞赛图最多有多少哈密顿路径

n<=10 样例输入:4

样例输出:5

解释:

1->2->3->4

2->3->4->1

3->4->1->2

4->1->2->3

2->4->1->3

欢迎私信我说做法qwq

打表也可以qwq

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