Moving Card \(i\) to Position \(j\) with Perfect Shuffles

by Sarnath Ramnath (St. Cloud State University) and Daniel Scully (St. Cloud State University)

This article originally appeared in:
Mathematics Magazine
December, 1996

Subject classification(s): Discrete Mathematics | Combinatorics
Applicable Course(s): 4.4 Combinatorics

A procedure is presented for determining the shortest possible sequence of perfect in and out shuffles that moves a card from position i to position j in a deck of 2n cards.

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