User contributions
- 20:01, 4 March 2020 (diff | hist) . . (+661) . . Mock USAJMO (current)
- 19:56, 4 March 2020 (diff | hist) . . (+160) . . Mock USAMO (current)
- 19:54, 4 March 2020 (diff | hist) . . (+164) . . Mock AIME
- 19:53, 4 March 2020 (diff | hist) . . (+1,230) . . Mock AMC