开始 卷！！

怎么卷： 用你的脑子 键盘方向键 来移动方块。当两个相同的方块接触的时候，他们就会开始卷！
注意： 顺序并不基于排名。

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Based on Mitchell Gu. Inspired by Get Caltech by Naveen Arun. Based on 2048 by Gabriele Cirulli. and 1024 by Veewo Studio and conceptually similar to Threes by Asher Vollmer.

AI solver by Matt Overlan