UVA697 Jack and Jill

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=8&page=show_problem&problem=638 [PDF](https://uva.onlinejudge.org/external/6/p697.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA697/973ceb30c4442c88c87e2508c0dd3f0b69c88682.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA697/58f1886dd5b883ce03cc88b93166f798fa70f7a8.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA697/369cda2c86c1f79f5b14d1c573be2d614bea60d0.png)