UVA10210 Romeo and Juliet !

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=14&page=show_problem&problem=1151 [PDF](https://uva.onlinejudge.org/external/102/p10210.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10210/e23bc10c8ad62345c552bd9c2883670005bc6d2c.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10210/02957e316546f94fceffea8a266fb2ce3dced280.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10210/54c1a815019b0067c1bb0cd4c8d0df010a604bc7.png)