UVA12761 Blue Chips

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=823&page=show_problem&problem=4614 [PDF](https://uva.onlinejudge.org/external/127/p12761.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12761/4c3a71bdfd233bc098cb10b7b247a3ad9c57312a.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12761/392e45c625c28b97340ce4226cfb01b1d377f449.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA12761/ff99f2a412a0b2d5d850f79e0479dbcbe963abc3.png)