User contributions
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- 13:48, 4 May 2019 (diff | hist) . . (+180) . . 2019 AMC 10B Problems/Problem 10
- 13:47, 4 May 2019 (diff | hist) . . (+1) . . 2019 AMC 10B Problems/Problem 10 (Undo revision 103404 by Sevenoptimus (talk)) (Tag: Undo)
- 13:45, 4 May 2019 (diff | hist) . . (+1,355) . . AoPS Wiki:FAQ
- 09:24, 21 April 2019 (diff | hist) . . (+47) . . Moldolvan Floppy Flops (current)
- 09:24, 21 April 2019 (diff | hist) . . (+830) . . N Moldolvan Floppy Flops (Created page with "The Moldolvan Floppy Flop was created on the night of May 12th, 2018, by BoxCars2015, at 2018 MATHCOUNTS Nationals. Then, he shared it with westford_flying_fish that night aft...")
- 18:14, 19 April 2019 (diff | hist) . . (+1) . . 2019 USAJMO Problems/Problem 6
- 18:14, 19 April 2019 (diff | hist) . . (-41) . . 2019 USAJMO Problems/Problem 6
- 18:13, 19 April 2019 (diff | hist) . . (+131) . . 2019 USAJMO Problems/Problem 6
- 18:12, 19 April 2019 (diff | hist) . . (+471) . . N 2019 USAJMO Problems/Problem 6 (Created page with "Two rational numbers \(\tfrac{m}{n}\) and \(\tfrac{n}{m}\) are written on a blackboard, where \(m\) and \(n\) are relatively prime positive integers. At any point, Evan may pi...")
- 18:11, 19 April 2019 (diff | hist) . . (+2) . . 2019 USAJMO Problems/Problem 5
- 18:11, 19 April 2019 (diff | hist) . . (0) . . 2019 USAJMO Problems/Problem 5
- 18:11, 19 April 2019 (diff | hist) . . (-22) . . 2019 USAJMO Problems/Problem 5
- 18:11, 19 April 2019 (diff | hist) . . (+516) . . N 2019 USAJMO Problems/Problem 5 (Created page with "Let <math>n</math> be a nonnegative integer. Determine the number of ways that one can choose <math>(n+1)^2</math> sets <math>S_{i,j}\subseteq\{1,2,\ldots,2n\}</math>, for int...")
- 18:10, 19 April 2019 (diff | hist) . . (-951) . . 2019 USAJMO Problems/Problem 4 (→Solution 2)
- 18:09, 19 April 2019 (diff | hist) . . (+13) . . 2019 USAJMO Problems/Problem 4 (→Solution 2)
- 18:09, 19 April 2019 (diff | hist) . . (+1) . . 2019 USAJMO Problems/Problem 4 (→Solution 2)
- 18:08, 19 April 2019 (diff | hist) . . (+2,154) . . 2019 USAJMO Problems/Problem 4 (→Solution)
- 18:08, 19 April 2019 (diff | hist) . . (+53) . . 2019 USAJMO Problems/Problem 4
- 18:06, 19 April 2019 (diff | hist) . . (+1,727) . . 2019 USAJMO Problems/Problem 4
- 18:05, 19 April 2019 (diff | hist) . . (+533) . . N 2019 USAJMO Problems/Problem 4 (Created page with "<math>(*)</math> Let <math>ABC</math> be a triangle with <math>\angle ABC</math> obtuse. The [i]<math>A</math>-excircle[/i] is a circle in the exterior of <math>\triangle ABC<...")
- 17:31, 13 April 2019 (diff | hist) . . (+33) . . Kevin Zhao
- 08:31, 8 April 2019 (diff | hist) . . (-189) . . Kevin Zhao (Undo revision 104962 by Sulfurdioxideso2 (talk)) (Tag: Undo)
- 14:49, 25 March 2019 (diff | hist) . . (-175) . . Kevin Zhao
- 16:41, 18 February 2019 (diff | hist) . . (-68) . . Dunan League
- 16:39, 18 February 2019 (diff | hist) . . (+106) . . Talk:Dunan League (Undo revision 98049 by Guamup (talk)) (current) (Tag: Undo)
- 16:38, 18 February 2019 (diff | hist) . . (+802) . . Dunan's Theorem (Undo revision 98050 by Guamup (talk)) (Tag: Undo)
- 16:30, 18 February 2019 (diff | hist) . . (+13) . . 2018 AMC 10A Problems/Problem 10
- 16:27, 18 February 2019 (diff | hist) . . (+14) . . 2019 AMC 10B Problems/Problem 20
- 16:23, 18 February 2019 (diff | hist) . . (+63) . . 2019 AMC 10B Problems/Problem 2 (Undo revision 102900 by Xmidnightfirex (talk)) (Tag: Undo)
- 14:32, 18 February 2019 (diff | hist) . . (+140) . . 2019 AMC 10B Problems/Problem 12 (Undo revision 103318 by Sevenoptimus (talk)) (Tag: Undo)
- 14:31, 18 February 2019 (diff | hist) . . (+14) . . 2019 AMC 10B Problems/Problem 10 (Undo revision 103317 by Sevenoptimus (talk)) (Tag: Undo)
- 14:31, 18 February 2019 (diff | hist) . . (+38) . . 2019 AMC 10B Problems/Problem 9 (Undo revision 103316 by Sevenoptimus (talk)) (Tag: Undo)
- 14:30, 18 February 2019 (diff | hist) . . (+14) . . 2019 AMC 10B Problems/Problem 7 (Undo revision 103314 by Sevenoptimus (talk)) (Tag: Undo)
- 14:30, 18 February 2019 (diff | hist) . . (+14) . . 2019 AMC 10B Problems/Problem 6 (Undo revision 103313 by Sevenoptimus (talk)) (Tag: Undo)
- 14:30, 18 February 2019 (diff | hist) . . (+14) . . 2019 AMC 10B Problems/Problem 4 (Undo revision 103312 by Sevenoptimus (talk)) (Tag: Undo)
- 14:29, 18 February 2019 (diff | hist) . . (+15) . . 2019 AMC 10B Problems/Problem 3
- 14:28, 18 February 2019 (diff | hist) . . (+15) . . 2019 AMC 10B Problems/Problem 1
- 12:17, 10 February 2019 (diff | hist) . . (+5) . . Kevin Zhao
- 12:16, 10 February 2019 (diff | hist) . . (+214) . . Kevin Zhao
- 12:12, 10 February 2019 (diff | hist) . . (+171) . . Kevin Zhao
- 14:53, 29 January 2019 (diff | hist) . . (0) . . Kevin Zhao
- 14:49, 29 January 2019 (diff | hist) . . (+3,579) . . Kevin Zhao
- 20:25, 20 December 2018 (diff | hist) . . (+1,540) . . Dunan League (Undo revision 98048 by Guamup (talk)) (Tag: Undo)
- 18:27, 5 December 2018 (diff | hist) . . (+17) . . User:Benstein
- 12:54, 26 September 2018 (diff | hist) . . (-39) . . Kevin Zhao
- 16:45, 14 September 2018 (diff | hist) . . (+15) . . N User:Doingwhatcounts (Created page with "a boi in a hole") (current)
- 15:05, 14 September 2018 (diff | hist) . . (+17) . . N User:Benstein (Created page with "A troll in a hole")
- 15:05, 14 September 2018 (diff | hist) . . (-3,574) . . Kevin Zhao (Replaced content with "ben ibvhkujfrjhtngfsde0978 65ri7te865e uyvbguh tgfhb")
- 20:25, 10 September 2018 (diff | hist) . . (+16) . . User:Cool972
- 14:08, 9 September 2018 (diff | hist) . . (-35) . . Kevin Zhao
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