User contributions
- 00:36, 19 February 2009 (diff | hist) . . (+666) . . 2009 AMC 12A Problems/Problem 17 (→Solution)
- 23:43, 22 November 2007 (diff | hist) . . (+643) . . 2006 AIME I Problems/Problem 5 (→Solution)
- 11:05, 22 November 2007 (diff | hist) . . (-42) . . 2007 AMC 12A Problems/Problem 7 (→Solution)
