UVA10831 Gerg's Cake

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=20&page=show_problem&problem=1772 [PDF](https://uva.onlinejudge.org/external/108/p10831.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10831/637c4f7baf3f864edbdf7a0bfcad881fd1cbe0b0.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10831/cb102623cdbb341b977cd4ee908ef75a4472a986.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10831/81a6d610d3035170023964e5fe72afeb03309037.png)