User contributions
- 17:34, 18 February 2018 (diff | hist) . . (0) . . m 1998 AIME Problems/Problem 9 (→Solution 1)
- 22:23, 14 February 2018 (diff | hist) . . (-2) . . m 2017 AMC 12A Problems/Problem 21 (→Solution)
- 06:01, 27 March 2017 (diff | hist) . . (+1) . . m 2017 AIME II Problems/Problem 9 (→Solution 1)