# User contributions

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- 16:34, 19 November 2020
(diff | hist) . .
**(+1,493)** . . 2020 AMC 8 Problems/Problem 24 (add quick solution) - 18:27, 18 November 2020 (diff | hist) . . (+107) . . 2020 AMC 8 Problems/Problem 21 (clarify solution 1)
- 18:24, 18 November 2020
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**(-931)** . . 2020 AMC 8 Problems/Problem 21 (Undo revision 137613 by Franzliszt (talk) this is the exact same as solution 1.) (Tag: Undo) - 11:27, 18 November 2020
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**(+1,197)** . . 2020 AMC 8 Problems/Problem 21 (→Solution: add alternate solution without using recursion) - 15:51, 2 November 2020 (diff | hist) . . (+25) . . Tree (graph theory) (current)
- 15:50, 2 November 2020 (diff | hist) . . (+346) . . Tree (graph theory) (more complete description of a tree)
- 15:42, 2 November 2020 (diff | hist) . . (-2) . . 2020 AMC 10A Problems/Problem 6 (→Solution 1)
- 15:41, 2 November 2020
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**(-817)** . . 2020 AMC 10A Problems/Problem 6 (improve solution 1; solutions 2 and 3 are identical to solution 1 and don't contribute anything) - 23:38, 15 July 2020
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**(+910)** . . Mock AMC (add mock AMC 10/12) - 23:41, 30 June 2020 (diff | hist) . . (-204) . . 2019 AMC 10A Problems/Problem 2 (Solution 2 is wrong since divisibility by 100 doesn't imply the hundreds digit of their difference is 0.)
- 01:00, 30 June 2020 (diff | hist) . . (+2) . . User:Scrabbler94 (current)
- 00:59, 30 June 2020 (diff | hist) . . (+112) . . User:Scrabbler94 (add 2020 AMC 10/12)
- 00:43, 20 April 2020 (diff | hist) . . (+78) . . LaTeX:Commands (various improvements)
- 00:34, 20 April 2020 (diff | hist) . . (+10) . . m LaTeX:Commands (→Fractions: remove spacing after \frac)
- 00:33, 20 April 2020 (diff | hist) . . (-168) . . LaTeX:Commands (→Subscripts and Superscripts)
- 00:24, 20 April 2020 (diff | hist) . . (+166) . . LaTeX:Layout (→Referencing: use \eqref instead of \ref for equations) (current)
- 00:17, 20 April 2020 (diff | hist) . . (+52) . . m LaTeX:Layout (→Document Class)
- 00:13, 20 April 2020 (diff | hist) . . (+95) . . LaTeX:Math (→Display Math: expand and improve section on equations, labeling) (current)
- 00:01, 20 April 2020 (diff | hist) . . (-32) . . LaTeX:Symbols (→Bracketing Symbols: cases environment is more preferable than using \left\{ ....\right. esp. for piecewise functions)
- 23:49, 19 April 2020 (diff | hist) . . (-10) . . Euclidean algorithm (→Introductory)
- 01:19, 3 March 2020 (diff | hist) . . (-4) . . AMC historical results (average scores are not yet available)
- 14:38, 10 February 2020 (diff | hist) . . (-152) . . 2020 AMC 10B Problems/Problem 5 (Undo revision 117585 by Fidgetboss 4000 (talk)) (Tag: Undo)
- 14:37, 10 February 2020 (diff | hist) . . (-26) . . 2020 AMC 10B Problems/Problem 5 (Undo revision 117586 by Fidgetboss 4000 (talk)) (Tag: Undo)
- 21:42, 1 February 2020 (diff | hist) . . (+1) . . m 2020 AMC 10A Problems (→Problem 12: sp. isosceles)
- 19:30, 24 January 2020 (diff | hist) . . (+29) . . 2014 AMC 10A Problems (revert this page's vandalism)
- 23:04, 23 January 2020
(diff | hist) . .
**(-579)** . . 2004 AMC 10B Problems/Problem 21 (→Solution: solution 2 isn't really correct as the positions of the terms which appear in both sequences change after shifting.) - 13:59, 9 December 2019 (diff | hist) . . (-212) . . 2009 AMC 10B Problems/Problem 21 (Solution 3 is incorrect)
- 13:43, 29 November 2019
(diff | hist) . .
**(-574)** . . 2005 AMC 12B Problems/Problem 11 (Solution 3 is incorrect. Cannot simply apply expected value arguments like that.) - 01:23, 27 November 2019 (diff | hist) . . (-314) . . 2019 AMC 8 Problems/Problem 13 (solutions 1&2 identical; for completeness, solution should check that 110 actually works)
- 17:52, 25 November 2019 (diff | hist) . . (+98) . . 2019 AMC 8 Problems/Problem 25 (→Solution 1: improve clarity, rigor of solution 1)
- 22:56, 23 November 2019
(diff | hist) . .
**(+947)** . . 2002 AMC 12A Problems/Problem 16 (→Solution 3: existing solution 3 does not justify the symmetry, and we can't say in general that just because E(Tina's sum) = 6, we can just look for the probability that Sergio's # is >6.) (current) - 16:08, 22 November 2019 (diff | hist) . . (+56) . . 2019 AMC 8 Problems/Problem 20 (condense solutions 1 and 2 to a more complete solution. Simply stating that the equation is quartic is not sufficient to show there are 4 real solutions.)
- 03:24, 22 November 2019 (diff | hist) . . (-12) . . m 2019 AMC 8 Problems/Problem 23 (→Solution 2: simplify solution 2 a bit)
- 03:20, 22 November 2019 (diff | hist) . . (+13) . . 2019 AMC 8 Problems/Problem 23 (→Solution 2)
- 03:20, 22 November 2019
(diff | hist) . .
**(+669)** . . 2019 AMC 8 Problems/Problem 23 (→Solution 1: alternate solution) - 03:04, 22 November 2019 (diff | hist) . . (-109) . . 2019 AMC 8 Problems/Problem 20 (Solution 2 is incorrect as the fact that it is a quartic does not imply all 4 solutions are real.)
- 18:47, 31 August 2019 (diff | hist) . . (-167) . . 2000 AMC 8 Problems (→Problem 6)
- 18:47, 31 August 2019 (diff | hist) . . (+196) . . 2000 AMC 8 Problems (→Problem 6)
- 14:09, 30 May 2019 (diff | hist) . . (+348) . . m 2017 AMC 10A Problems/Problem 25 (Undo revision 106043 by Scrabbler94 (talk)) (Tag: Undo)
- 14:08, 30 May 2019 (diff | hist) . . (-346) . . 2017 AMC 10A Problems/Problem 25 (solution 4 is incorrect, since not every multiple of 11 has at most 3 permutations (e.g. 132 has six))
- 11:32, 4 May 2019 (diff | hist) . . (-71) . . AoPS Wiki:FAQ (→The sit admins are being mean)
- 00:34, 19 April 2019
(diff | hist) . .
**(+3,789)** . . 2019 USAJMO Problems/Problem 1 (→Solution: add solution) - 17:05, 22 March 2019
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**(+1,656)** . . 2019 AIME II Problems/Problem 12 (→Solution: add solution) - 16:17, 22 March 2019 (diff | hist) . . (+452) . . 2019 AIME II Problems/Problem 12 (add problem)
- 16:05, 22 March 2019 (diff | hist) . . (+486) . . 2019 AIME II Problems/Problem 10 (add problem)
- 16:04, 22 March 2019
(diff | hist) . .
**(+1,705)** . . 2019 AIME II Problems/Problem 9 (add solution) - 15:43, 22 March 2019
(diff | hist) . .
**(+1,309)** . . 2019 AIME II Problems/Problem 8 (add solution) - 15:29, 22 March 2019
(diff | hist) . .
**(+2,183)** . . 2019 AIME II Problems/Problem 4 (add solution) - 15:20, 22 March 2019 (diff | hist) . . (+73) . . 2019 AIME II Problems/Problem 3 (add AIME box)
- 15:16, 22 March 2019
(diff | hist) . .
**(+945)** . . 2019 AIME II Problems/Problem 3 (add solution)

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