User contributions
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- 21:09, 22 February 2024 (diff | hist) . . (+28) . . OrenSH
- 17:12, 8 January 2024 (diff | hist) . . (+1,595) . . 2016 AIME I Problems/Problem 15 (current)
- 01:03, 9 June 2023 (diff | hist) . . (+68) . . Mock AIME
- 23:38, 23 May 2023 (diff | hist) . . (-23) . . 2023 USAMO Problems/Problem 5 (→Solution 1)
- 00:26, 23 May 2023 (diff | hist) . . (+1,738) . . 2021 USAMO Problems/Problem 6 (current)
- 00:25, 23 May 2023 (diff | hist) . . (+5) . . 2023 USAMO Problems/Problem 5 (→Proof that composites do not work)
- 00:23, 23 May 2023 (diff | hist) . . (+2,824) . . 2023 USAMO Problems/Problem 5
- 15:36, 16 April 2023 (diff | hist) . . (+436) . . 2023 USAJMO Problems/Problem 2
- 12:20, 22 March 2023 (diff | hist) . . (+120) . . Sam Vandervelde
- 22:34, 5 November 2022 (diff | hist) . . (0) . . 2021 AMC 10B Problems (→Problem 20)
- 20:13, 27 September 2022 (diff | hist) . . (-5) . . AMC 10 Problems and Solutions
- 14:03, 21 February 2022 (diff | hist) . . (-2) . . 2022 AIME I Problems/Problem 14 (→Solution (Number Theory Part))
- 22:46, 20 February 2022 (diff | hist) . . (+1) . . 2022 AIME I Problems/Problem 14 (→Solution (Number Theory Part))
- 22:44, 20 February 2022 (diff | hist) . . (0) . . 2022 AIME I Problems/Problem 14 (→Solution (Number Theory Part))
- 22:43, 20 February 2022 (diff | hist) . . (+13) . . 2022 AIME I Problems/Problem 14 (→Solution (Number Theory Part))
- 22:42, 20 February 2022 (diff | hist) . . (+5) . . 2022 AIME I Problems/Problem 14 (→Solution (Number Theory))
- 22:42, 20 February 2022 (diff | hist) . . (+1,013) . . 2022 AIME I Problems/Problem 14 (→Solution (Geometry + Number Theory))
- 22:07, 20 February 2022 (diff | hist) . . (+16) . . 2022 AIME I Problems/Problem 14 (→The NT Part)
- 17:00, 19 February 2022 (diff | hist) . . (-1) . . 2022 AIME I Problems/Problem 11 (→Solution 3)
- 14:18, 18 February 2022 (diff | hist) . . (+13) . . 2022 AIME I Problems/Problem 11 (→Solution 3)
- 14:16, 18 February 2022 (diff | hist) . . (+1,215) . . 2022 AIME I Problems/Problem 11 (→Solution 2)
- 13:46, 18 February 2022 (diff | hist) . . (-3) . . 2022 AIME I Problems/Problem 15 (→Solution 5)
- 13:43, 18 February 2022 (diff | hist) . . (+307) . . 2022 AIME I Problems/Problem 15 (→Solution 5)
- 13:37, 18 February 2022 (diff | hist) . . (+1,426) . . 2022 AIME I Problems/Problem 15 (→Solution 4)
- 20:22, 22 December 2021 (diff | hist) . . (0) . . 2016 AIME II Problems/Problem 10 (→Solution 4)
- 19:52, 22 December 2021 (diff | hist) . . (0) . . 2016 AIME II Problems/Problem 10 (→Solution 4)
- 19:32, 22 December 2021 (diff | hist) . . (0) . . 2016 AIME II Problems/Problem 10 (→Solution 4)
- 19:31, 22 December 2021 (diff | hist) . . (+871) . . 2016 AIME II Problems/Problem 10
- 16:54, 24 November 2021 (diff | hist) . . (+1) . . 2021 Fall AMC 12A Problems/Problem 23 (→Solution 1 (Vieta’s Formulas))
- 14:18, 23 November 2021 (diff | hist) . . (+42) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1 (Vieta’s Formulas))
- 14:14, 23 November 2021 (diff | hist) . . (+31) . . 2021 Fall AMC 10A Problems/Problem 25
- 13:19, 23 November 2021 (diff | hist) . . (0) . . 2021 Fall AMC 10B Problems (→Problem 18)
- 13:07, 23 November 2021 (diff | hist) . . (-256) . . 2021 Fall AMC 10A Problems/Problem 16
- 13:06, 23 November 2021 (diff | hist) . . (+256) . . 2021 Fall AMC 10A Problems/Problem 16
- 22:36, 22 November 2021 (diff | hist) . . (+871) . . N 2021 Fall AMC 10B Problems/Problem 19 (Created page with "== Problem == Three identical square sheets of paper each with side length <math>6{ }</math> are stacked on top of each other. The middle sheet is rotated clockwise <math>30^...")
- 22:36, 22 November 2021 (diff | hist) . . (+53) . . 2021 Fall AMC 10B Problems (→Problem 18)
- 22:35, 22 November 2021 (diff | hist) . . (0) . . 2021 Fall AMC 10B Problems (→Problem 19)
- 22:35, 22 November 2021 (diff | hist) . . (+52) . . 2021 Fall AMC 10B Problems (→Problem 19)
- 22:33, 22 November 2021 (diff | hist) . . (+5) . . 2021 AMC 10B Problems (→See also)
- 22:32, 22 November 2021 (diff | hist) . . (-20) . . 2021 Fall AMC 10A Problems (→See also)
- 22:27, 22 November 2021 (diff | hist) . . (+15) . . 2021 Fall AMC 10A Problems/Problem 23
- 22:27, 22 November 2021 (diff | hist) . . (+394) . . N 2021 Fall AMC 10A Problems/Problem 23 (Created page with "For each positive integer <math>n</math>, let <math>f_1(n)</math> be twice the number of positive integer divisors of <math>n</math>, and for <math>j \ge 2</math>, let <math>f...")
- 22:04, 22 November 2021 (diff | hist) . . (+1) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 22:03, 22 November 2021 (diff | hist) . . (-13) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 22:03, 22 November 2021 (diff | hist) . . (+14) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 22:02, 22 November 2021 (diff | hist) . . (+235) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 21:53, 22 November 2021 (diff | hist) . . (+108) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 21:51, 22 November 2021 (diff | hist) . . (+107) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 21:49, 22 November 2021 (diff | hist) . . (+15) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 20:49, 22 November 2021 (diff | hist) . . (+573) . . 2021 Fall AMC 10A Problems/Problem 22
- 20:12, 22 November 2021 (diff | hist) . . (+465) . . N 2021 Fall AMC 10A Problems/Problem 22 (Created page with "== Problem == Inside a right circular cone with base radius <math>5</math> and height <math>12</math> are three congruent spheres with radius <math>r</math>. Each sphere is ta...")
- 20:03, 22 November 2021 (diff | hist) . . (+34) . . 2021 Fall AMC 10A Problems (→Problem 17)
- 20:02, 22 November 2021 (diff | hist) . . (+31) . . 2021 Fall AMC 10A Problems/Problem 17
- 20:00, 22 November 2021 (diff | hist) . . (+31) . . 2021 Fall AMC 10A Problems/Problem 17 (→Problem)
- 19:59, 22 November 2021 (diff | hist) . . (+599) . . N 2021 Fall AMC 10A Problems/Problem 17 (Created page with "== Problem == An architect is building a structure that will place vertical pillars at the vertices of regular hexagon <math>ABCDEF</math>, which is lying horizontally on the...")
- 19:58, 22 November 2021 (diff | hist) . . (+672) . . 2021 Fall AMC 10A Problems (→Problem 18)
- 19:57, 22 November 2021 (diff | hist) . . (0) . . 2021 Fall AMC 10A Problems/Problem 18 (→Problem)
- 19:49, 22 November 2021 (diff | hist) . . (+1) . . 2021 Fall AMC 10A Problems (→Problem 14)
- 19:49, 22 November 2021 (diff | hist) . . (+106) . . 2021 Fall AMC 10A Problems (→Problem 14)
- 19:48, 22 November 2021 (diff | hist) . . (-108) . . 2021 Fall AMC 10A Problems
- 19:48, 22 November 2021 (diff | hist) . . (+351) . . 2021 Fall AMC 10A Problems (→Problem 14)
- 19:42, 22 November 2021 (diff | hist) . . (+296) . . 2021 Fall AMC 10A Problems/Problem 8
- 19:41, 22 November 2021 (diff | hist) . . (+193) . . 2021 Fall AMC 10A Problems (→Problem 20)
- 19:40, 22 November 2021 (diff | hist) . . (-1) . . 2021 Fall AMC 10A Problems (→Problem 21)
- 19:39, 22 November 2021 (diff | hist) . . (-77) . . 2021 Fall AMC 10A Problems (→Problem 7)
- 19:36, 22 November 2021 (diff | hist) . . (+4) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 19:36, 22 November 2021 (diff | hist) . . (+2) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 19:35, 22 November 2021 (diff | hist) . . (+4) . . 2021 Fall AMC 10A Problems/Problem 25 (→Solution 1)
- 19:32, 22 November 2021 (diff | hist) . . (-99) . . 2021 Fall AMC 10B Problems/Problem 25
- 19:28, 22 November 2021 (diff | hist) . . (+322) . . 2021 Fall AMC 10A Problems/Problem 5
- 19:27, 22 November 2021 (diff | hist) . . (+421) . . 2021 Fall AMC 10A Problems
- 19:23, 22 November 2021 (diff | hist) . . (+454) . . 2021 Fall AMC 10A Problems
- 19:21, 22 November 2021 (diff | hist) . . (+1,071) . . 2021 Fall AMC 10A Problems/Problem 25 (→Problem)
- 18:48, 22 November 2021 (diff | hist) . . (+575) . . N 2021 Fall AMC 10A Problems/Problem 25 (Created page with "== Problem == A quadratic polynomial with real coefficients and leading coefficient <math>1</math> is called <math>\emph{disrespectful}</math> if the equation <math>p(p(x))=0<...")
- 18:37, 22 November 2021 (diff | hist) . . (-6) . . 2021 Fall AMC 10A Problems
- 18:36, 22 November 2021 (diff | hist) . . (+38) . . N 2021 Fall AMC 10A Problems (Created page with "{{AMC10 Fall Problems|year=2021|ab=A}}")
- 18:35, 22 November 2021 (diff | hist) . . (+448) . . N 2021 Fall AMC 10A Problems/Problem 2 (Created page with "== Problem == Menkara has a <math>4 \times 6</math> index card. If she shortens the length of one side of this card by <math>1</math> inch, the card would have area <math>18<...")
- 18:32, 22 November 2021 (diff | hist) . . (+182) . . N 2021 Fall AMC 10A Problems/Problem 1 (Created page with "What is the value of <math>\frac{(2112-2021)^2}{169}</math>? <math>\textbf{(A) } 7 \qquad\textbf{(B) } 21 \qquad\textbf{(C) } 49 \qquad\textbf{(D) } 64 \qquad\textbf{(E) } 91...")
- 18:11, 20 August 2021 (diff | hist) . . (+45) . . 2016 AMC 10A Problems/Problem 24 (→Solution 13 (Complex Numbers))
- 18:06, 20 August 2021 (diff | hist) . . (+24) . . 2016 AMC 10A Problems/Problem 24 (→Solution 13 (Complex Numbers))
- 18:02, 20 August 2021 (diff | hist) . . (+31) . . 2016 AMC 10A Problems/Problem 24 (→Solution 13)
- 18:01, 20 August 2021 (diff | hist) . . (+1,228) . . 2016 AMC 10A Problems/Problem 24
- 11:26, 20 August 2021 (diff | hist) . . (-100) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 11:18, 20 August 2021 (diff | hist) . . (+14) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:53, 19 August 2021 (diff | hist) . . (-36) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:36, 19 August 2021 (diff | hist) . . (+1) . . 2021 AIME II Problems/Problem 12 (→Solution 3)
- 21:26, 19 August 2021 (diff | hist) . . (+13) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:25, 19 August 2021 (diff | hist) . . (0) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:24, 19 August 2021 (diff | hist) . . (0) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:23, 19 August 2021 (diff | hist) . . (+44) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:21, 19 August 2021 (diff | hist) . . (+1) . . 2021 AIME II Problems/Problem 12 (→Solution 3)
- 21:18, 19 August 2021 (diff | hist) . . (-13) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:18, 19 August 2021 (diff | hist) . . (+13) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:12, 19 August 2021 (diff | hist) . . (-38) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:07, 19 August 2021 (diff | hist) . . (+12) . . 2019 AMC 12B Problems/Problem 25 (→Solution 3 (Complex Numbers))
- 21:05, 19 August 2021 (diff | hist) . . (+88) . . 2021 AIME II Problems/Problem 12 (→Solution 3)
- 21:04, 19 August 2021 (diff | hist) . . (+1,261) . . 2019 AMC 12B Problems/Problem 25
- 19:36, 19 August 2021 (diff | hist) . . (+21) . . 2020 AMC 10B Problems/Problem 22 (→Solution 6)
- 19:36, 19 August 2021 (diff | hist) . . (+293) . . 2020 AMC 10B Problems/Problem 22
- 19:10, 19 August 2021 (diff | hist) . . (+1) . . 2021 AIME II Problems/Problem 12 (→Solution 3)
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