English:

1.Start with a grid full of walls.
2.Pick a cell, mark it as part of the maze. Add the walls of the cell to the wall list.
3.While there are walls in the list:
    1.Pick a random wall from the list. If only one of the two cells that the wall divides is visited, then:
        2.Make the wall a passage and mark the unvisited cell as part of the maze.
        3.Add the neighboring walls of the cell to the wall list.
    2.Remove the wall from the list.

中文：

1.让迷宫全是墙.
2.选一个单元格作为迷宫的通路，然后把它的邻墙放入列表
3.当列表里还有墙时
    1.从列表里随机选一个墙，如果这面墙分隔的两个单元格只有一个单元格被访问过
        1.那就从列表里移除这面墙，即把墙打通，让未访问的单元格成为迷宫的通路
        2.把这个格子的墙加入列表
    2.如果墙两面的单元格都已经被访问过，那就从列表里移除这面墙
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出自 维基百科