UVA11440 帮帮Tomisu Help Tomisu

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=26&page=show_problem&problem=2435 [PDF](https://uva.onlinejudge.org/external/114/p11440.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11440/209b5efc08fe3e2361023540c49a222cb0af23d3.png)

Input Format

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Output Format

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