UVA11217 Jewel Magnetizer

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=2158 [PDF](https://uva.onlinejudge.org/external/112/p11217.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11217/54dd115b6aa741ae2c6c6979609b55a0a3c3019d.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11217/d46d751be9fa33d7fe9ee288eb30349f64b507f4.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11217/aed48b70cda44d500fd825b83dc6f494449d937f.png)