UVA716 Commedia dell' arte

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=9&page=show_problem&problem=657 [PDF](https://uva.onlinejudge.org/external/7/p716.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA716/6164b18f883215061f39b70c4786d94891d4256f.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA716/3f63bba35968cd13419d5925c18b9516ecf59571.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA716/1a5d30c70d1368b3c642ba525897588e67f3fdc3.png)