Question

怎么用一条线把24个圈连起来？（如图）

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● ● ● ● ●（一条线，不能重复，不允许斜着走，只许横着走或竖着)

Answer 1

如图:。。。。。。一行6个,向上/下翻折四下,然后向左/右折直至所有孔重合,一根绳从中间穿,ok