UVA12868 Location

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=861&page=show_problem&problem=4733 [PDF](https://uva.onlinejudge.org/external/128/p12868.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12868/6f56b674e852debf4274407deb4a6fa07808745d.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12868/3eecebf50636e1f2ec55dbe53f0b63664530e2c8.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12868/4efe28efd60a4afa8a44f4d56ec3afd86db2b63e.png)