User contributions
- 07:43, 4 August 2016 (diff | hist) . . (+3) . . m 2016 USAMO Problems/Problem 4 (→Solution)
- 07:42, 4 August 2016 (diff | hist) . . (-1) . . m 2016 USAJMO Problems/Problem 1 (→Solution 2)
- 00:23, 4 February 2016 (diff | hist) . . (-817) . . 2016 AMC 10A Problems/Problem 18 (→Solution)
- 00:23, 4 February 2016 (diff | hist) . . (-229) . . m 2016 AMC 10A Problems/Problem 18 (→Solution)
- 04:09, 31 December 2015 (diff | hist) . . (-1) . . m 2001 AMC 12 Problems/Problem 11 (→Solution)