User contributions
- 18:43, 1 March 2015 (diff | hist) . . (-5) . . m 2015 AMC 10B
- 02:34, 5 February 2015 (diff | hist) . . (+1) . . m 2015 AMC 12A Problems/Problem 20
- 01:34, 5 February 2015 (diff | hist) . . (0) . . m 2015 AMC 12A Problems/Problem 12
