一位客人和他打趣,把较小的(1)图移动了3根火柴并把原图变成三个正方形。
老板不服气说:“这不算有本事。你能把(2)图也移动几根火柴变成四个正方形吗?
细心的读者会发现这其实不太可能,因为火柴的数量不足。但是这位客人居然也只移动了5根火柴就把(2)图变成了四个正方形!请问他是怎么改动这两个图形的
第一个问题简单,不必多说。 第二个问题移动5根火柴,变成4各正方形 这是原图 _ _ _ _ _ _ _ | _ _ _ _ _ | | | _ _ _ | | | | | _ | | | | | | | | | | | | | | _ _ | | | | | | _ _ _ _| | | | _ _ _ _ _ _| | _ _ _ _ _ _ _ | _ _ _ _ _ | | | _ _ _ | | | | | _ | | | | | | | | | | | | | | _ _ | | | | | | _ _ _ _| | | | _ _ _ _ _ _ _ | _ _ _ _ _ _ _ | _ _ _ _ _ | | | _ _ _ | | | | | _ | | | | | | | | | | | | | | _ _ | | | | | | _ _ _ _ _ | | | _ _ _ _ _ _ _ | _ _ _ _ _ _ _ | _ _ _ _ _ | | | _ _ _ | | | | | _ | | | | | | | | | | | | | | _ _ _ | | | | | _ _ _ _ _ | | | _ _ _ _ _ _ _ | _ _ _ _ _ _ _ | _ _ _ _ _ | | | _ _ _ | | | | | | _ | | | | | | | | | | | | | _ _ _ | | | | | _ _ _ _ _ | | | _ _ _ _ _ _ _ | _ _ _ _ _ _ _ | _ _ _ _ _ | | | _ _ _ | | | | | | _| | | | | | | | | | | | | _ _ _ | | | | | _ _ _ _ _ | | | _ _ _ _ _ _ _ | |
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