UVA13043 Marbles

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=866&page=show_problem&problem=4941 [PDF](https://uva.onlinejudge.org/external/130/p13043.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13043/7745303120c0eabddd1dc7588e57a89ad6a7b862.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13043/10efbfa8ac450f770b0ae3a943ee45ec4fde1977.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA13043/635eaa21c13ede485ac0155e9c4e3425a7e0b009.png)