UVA11279 Keyboard Comparison

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=2254 [PDF](https://uva.onlinejudge.org/external/112/p11279.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11279/8f8f1896dcff95ff40b486c907853676010a15e1.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11279/64cbcfc05d0a4ef0a962fe20b1fd75561534cc0d.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11279/4068e1a44f05821210a02d63fbb31174cfe8ad71.png)