UVA10088 Trees on My Island

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=12&page=show_problem&problem=1029 [PDF](https://uva.onlinejudge.org/external/100/p10088.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10088/e714bde2c3c5e7d5a95bef96a0ec7e8b64961b35.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10088/50d6dca7d5a8511c061de97db8816d0dab3a5bca.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA10088/a01c1e9d5f18c93fb7466fd901f2d2af3a07570b.png)