User contributions
- 21:32, 12 November 2011 (diff | hist) . . (-1) . . 2010 AMC 12A Problems/Problem 25 (→Solution)
- 18:34, 13 March 2011 (diff | hist) . . (-1) . . 2010 AIME I Problems/Problem 5 (→Solution)
- 18:33, 13 March 2011 (diff | hist) . . (0) . . 2010 AIME I Problems/Problem 5 (→Solution)