UVA12169 不爽的裁判 Disgruntled Judge

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=243&page=show_problem&problem=3321 [PDF](https://uva.onlinejudge.org/external/121/p12169.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12169/358b0c62679b142e2bd36425cf1f14b60a0a0f8c.png)

Input Format

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Output Format

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