UVA12159 Gun Fight

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=243&page=show_problem&problem=3311 [PDF](https://uva.onlinejudge.org/external/121/p12159.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12159/02642fbe35896d3864eb82157db591487cb8c428.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12159/f1b1f838fa66a85164150301dbaa7e0b3deb87d2.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12159/f88c1b912fd766f11156bdc6555f468ad939906c.png)