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fireworks99
keep hungry keep foolish
BFS(三维)Dungeon Master POJ2251

Description

You are trapped in a 3D dungeon and need to find the quickest way out! The dungeon is composed of unit cubes which may or may not be filled with rock. It takes one minute to move one unit north, south, east, west, up or down. You cannot move diagonally and the maze is surrounded by solid rock on all sides.

Is an escape possible? If yes, how long will it take?

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my first blog!

第一次用hexo + hithub搞了一篇个人博客,还是蛮激动的!!!

在这里练习一下markdown语法

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Hello World

Welcome to Hexo! This is your very first post. Check documentation for more info. If you get any problems when using Hexo, you can find the answer in troubleshooting or you can ask me on GitHub.

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标签分割线

点这里没用,点具体的那几项……

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异态常态递推

Description

异态经过 a 个单位时间可变为 常态

常态经过 b 个单位时间可产生 一个异态

给出初始值,求第 n 年的数值num[n]=?

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