大多数跳舞毯都由3*3排列的9个方格踏板组成，玩家踩在上面，每块格子对应游戏中出现的方向或动作。

Most dance pads are divided into a 3 by 3 matrix of square panels for the player to stand on, with some or all of the panels corresponding to directions or actions within the game.

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当列值发生改变时，行处理中断并执行COMPUTE命令中指定的动作，然后执行BREAK命令中指定的SKIP动作。

When the column value changes, row processing breaks and performs the actions specified in the COMPUTE command, and then the specified SKIP action in the break command is performed.

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表的行和列代表事件和状态，单元格内包含动作和转移。

Rows and columns represent events and states, and cells contain actions and transitions.

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