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<!DOCTYPEhtml><html><head><title>贪吃蛇游戏</title><style>#game-board{width:400px;height:400px;border:1pxsolid#000;position:relative;}.snake{width:20px;height:20
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<!DOCTYPEhtml><htmllang="en"><head> <metacharset="UTF-8"> <title>Title</title></head><body><h1>画布canvas</h1><canvasid="gameCanvas"width="6
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