UVA603 Parking Lot

Description

[problemUrl]: https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=8&page=show_problem&problem=544 [PDF](https://uva.onlinejudge.org/external/6/p603.pdf) ![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA603/53b7d6b4e0c00f37eaabff50b11c80e680d18892.png)

Input Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA603/f39c444b9095a0b44a28d805d8721ea3b76f9d4a.png)

Output Format

![](https://cdn.luogu.com.cn/upload/vjudge_pic/UVA603/9a6fb9962a564b580c06773aac5e64aa3772d5e6.png)