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2007 UNCO Math Contest II Problems/Problem 10: Revision history

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20 October 2014

  • curprev 00:2300:23, 20 October 2014 Timneh talk contribs 614 bytes +614 Created page with "== Problem == A quaternary “number” is an arrangement of digits, each of which is <math>0, 1, 2, 3.</math> Some examples: <math>001, 3220, 022113.</math> (a) How many <math..."
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