User contributions
- 19:17, 3 August 2015 (diff | hist) . . (+1,003) . . 2004 AIME II Problems/Problem 7 (Added 4th solution)
- 15:39, 20 March 2015 (diff | hist) . . (+507) . . 2007 AMC 10B Problems/Problem 21 (Added solution using ratios)
- 15:05, 20 March 2015 (diff | hist) . . (+656) . . 2005 AMC 12A Problems/Problem 15 (Solution 3 (using power of a point) added)
- 00:45, 14 January 2015 (diff | hist) . . (-47) . . 2002 USAMO Problems/Problem 4
- 00:44, 14 January 2015 (diff | hist) . . (+706) . . 2002 USAMO Problems/Problem 4