沿墙走是一种简单的解迷宫算法，您可能在小时候就学过了。

Wall-following is a simple maze algorithm you might have learned as a child.

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在现有的几种解迷宫算法中，有两种常用算法使用固定数量的内存，而与迷宫的大小无关。

Of the several existing maze-solving algorithms, two commonly used ones consume a constant amount of memory regardless of the maze's size.

youdao

换句话说，有一个著名的走迷宫算法就是右手法则 - 顺着右手边的墙走，直到出去（包括绕过绝路）。

A well-known algorithm, so to speak, for walking a maze, is the right hand rule -- follow the right hand wall until you are out (including around dead-ends).

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