UVA10757 Interpreting SQL

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=19&page=show_problem&problem=1698 [PDF](https://uva.onlinejudge.org/external/107/p10757.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10757/22961f18d003e066930fd4ae78217192c5dc0216.png)

Input Format

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Output Format

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