UVA230 图书管理系统 Borrowers

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=4&page=show_problem&problem=166 [PDF](https://uva.onlinejudge.org/external/2/p230.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA230/080bb4c03724a95130bfbcbf99ca56637343b6dc.png)

Input Format

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Output Format

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