UVA10412 Big Big Trees

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=16&page=show_problem&problem=1353 [PDF](https://uva.onlinejudge.org/external/104/p10412.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10412/cab32a0c7d8c845580a731afbc94109fefd05782.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10412/1ea0e3cc2a9995bbf3a0bf930ffb1d9a1cdc17c9.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10412/62caecb3a0959073a28e90bf5f029ecd8d002c28.png)