最短子序列 Smallest Sub-Array

题目描述

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=27&page=show_problem&problem=2531 [PDF](https://uva.onlinejudge.org/external/115/p11536.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11536/da872b2e3a5392c56ec05d8de5db23d6146bcc96.png)

输入输出格式

输入格式

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11536/68ad6a1e3f4f17efb3ce6c2d5033b28dc57ed052.png)

输出格式

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11536/9a070c3ad76a152b6bfa42de0070c2bb32f5943a.png)

输入输出样例

输入样例 #1

2
20 12 4
20 12 8

输出样例 #1

Case 1: 13
Case 2: sequence nai