UVA11271 Lattice of Resistors

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=2246 [PDF](https://uva.onlinejudge.org/external/112/p11271.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11271/96bcbb17c10a77cda0c81ad8322ef7dff91271e5.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11271/17b7dcf981daeeda36a03228a139936e20c3930f.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11271/1461f487cbe85e2defc401edeef7fe1c5534a87a.png)