User contributions
- 22:33, 24 November 2014 (diff | hist) . . (-86) . . 2013 AMC 8 Problems/Problem 18 (→Problem)
- 22:00, 24 November 2014 (diff | hist) . . (+1) . . 2009 AMC 8 Problems/Problem 25 (→Solution 1)
- 21:16, 20 November 2014 (diff | hist) . . (-32) . . Modular arithmetic/Introduction
