UVA11081 Strings

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=22&page=show_problem&problem=2022 [PDF](https://uva.onlinejudge.org/external/110/p11081.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11081/5575e4d7be7b195f8c1ef149e3d938916e4abfa7.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11081/d8ded52eadfc571c5bfa0e808a52c825e8f910ff.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11081/6ab36d899b74ccbeefe50ef548c32ce63bb8d3d2.png)