Mathematics, 27.09.2019 05:00 whityelaine7997

John has a set of cards laid on a table in this order:
a, b, c, d, e, f

his friend shuffles the order of the cards randomly, which results in this order:
d, f, b, c, a, e

if john is allowed to swap only 2 adjacent cards at a time, what is the smallest number of swaps to reach the original order of cards?

Answers: 1

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John has a set of cards laid on a table in this order:
a, b, c, d, e, f

his frien...

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