UVA12117 ACM Puzzles
Description
[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=243&page=show_problem&problem=3269
[PDF](https://uva.onlinejudge.org/external/121/p12117.pdf)

Input Format

Output Format
