UVA11830 Contract Revision

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=226&page=show_problem&problem=2930 [PDF](https://uva.onlinejudge.org/external/118/p11830.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11830/0e0b39ce6f4ece18676f40839513e3df33dd3dab.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11830/9e8e8d7f8fd2e58cce46a074aa82c9bb091d1e88.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11830/b0b09d6cd3b5dd396798b1403383725a416e58b4.png)