Art of Problem Solving

1991 AIME Problems/Problem 15: Revision history

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10 November 2023

25 September 2020

8 July 2018

13 June 2018

4 July 2013

26 June 2008

11 April 2008

20 April 2007

19 April 2007

2 March 2007

9 July 2006