UVA11138 Nuts and Bolts

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=23&page=show_problem&problem=2079 [PDF](https://uva.onlinejudge.org/external/111/p11138.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11138/bf070911431499f7fd8a9fbbaeb6d226aeaea29d.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11138/726b590e09f67b1913660beffe594d9e629bb20c.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA11138/45216664da71c1242793cf28577f98b97a422f28.png)