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2007 iTest Problems/Problem 35: Revision history

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7 October 2014

  • curprev 21:5621:56, 7 October 2014 Timneh talk contribs 206 bytes +206 Created page with "== Problem == Find the greatest natural number possessing the property that each of its digits except the first and last one is less than the arithmetic mean of the two neighbor..."
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