UVA11606 Atoms

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=78&page=show_problem&problem=2653 [PDF](https://uva.onlinejudge.org/external/116/p11606.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11606/7b0dc29a60ad04c9abd34c563ab480f83e558576.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11606/dc840ec864455c352eda82f6f8b884500326db67.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11606/2b7c88338e7939049751c09c6147b772e08bd6d2.png)