UVA271 Simply Syntax

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=4&page=show_problem&problem=207 [PDF](https://uva.onlinejudge.org/external/2/p271.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA271/6553fafa01f78cd0f38fae40b0bfc87d6262463d.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA271/5c4bc6ab7e7a13ac64effafed2ba44313df3db04.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA271/dd21ef82931a07a4aed3dc1cfa5b0baedc33d29c.png)