UVA13280 Substring Sorting

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=878&page=show_problem&problem=5204 [PDF](https://uva.onlinejudge.org/external/132/p13280.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13280/a964b045fe99168155670a84c06f7c09570c449d.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13280/4223c761f16e1d708d5c37fe8eaec06a93afdbc8.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13280/c2e3590562183a241dd195a9c8515ed3a9d7e4fc.png)