UVA10549 Russian Dolls

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=17&page=show_problem&problem=1490 [PDF](https://uva.onlinejudge.org/external/105/p10549.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10549/a63fad77825a2126dd0e8ff3d0805fcfe7eb98ca.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10549/4ca141101f1f7f34f16a1e8034808d7076a780d7.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10549/07e2caee30ac2369056fe1218c692bdb1aa73eaf.png)