Art of Problem Solving

User contributions for Alexzheng2016

A user with 27 edits. Account created on 10 January 2015.
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31 January 2016

  • 13:4813:48, 31 January 2016 diff hist +763 N 2015 USAMO Problems/Problem 6 Created page with "===Problem 6=== Consider <math>0<\lambda<1</math>, and let <math>A</math> be a multiset of positive integers. Let <math>A_n=\{a\in A: a\leq n\}</math>. Assume that for every <..."

7 July 2015

1 April 2015

26 March 2015

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13 January 2015

10 January 2015