User contributions
- 00:46, 6 December 2019 (diff | hist) . . (+7) . . m AoPS Moderators
- 00:45, 6 December 2019 (diff | hist) . . (-9,850) . . Gmaasology (Blanked the page) (Tag: Blanking)
- 00:42, 6 December 2019 (diff | hist) . . (-69,897) . . m Gmaas (nothing) (Tag: Blanking)