User contributions
- 10:30, 17 November 2022 (diff | hist) . . (-2) . . AMC historical results (Undo revision 181799 by Mathiscool12 (talk)) (Tag: Undo)
- 10:29, 17 November 2022 (diff | hist) . . (+2) . . AMC historical results
- 22:02, 26 June 2020 (diff | hist) . . (0) . . User:Piphi (→User Count)
- 01:34, 14 May 2020 (diff | hist) . . (-42) . . Reaper Archives (→Game Stats)
- 01:30, 14 May 2020 (diff | hist) . . (0) . . m 2019 USAMO Problems/Problem 4
- 01:29, 14 May 2020 (diff | hist) . . (0) . . 2019 USAJMO Problems/Problem 5 (current)
- 00:56, 6 May 2020 (diff | hist) . . (+210) . . The Apple Method (→Extensions)