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2005 USAMO Problems/Problem 4: Revision history

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17 October 2008

  • curprev 18:3218:32, 17 October 2008 ZzZzZzZzZzZz talk contribs 2,739 bytes +2,739 New page: =Problem= Legs <math>L_1, L_2, L_3, L_4</math> of a square table each have length <math>n</math>, where <math>n</math> is a positive integer. For how many ordered 4-tuples <math>(k_1, k...
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