User contributions
- 09:31, 15 May 2021 (diff | hist) . . (+417) . . m USAMO historical results
- 09:24, 15 May 2021 (diff | hist) . . (+40) . . m USAMO historical results
- 21:08, 16 May 2020 (diff | hist) . . (+67) . . m Eric Wu
- 09:46, 25 March 2020 (diff | hist) . . (+11) . . m Kevin Zhao
- 09:44, 25 March 2020 (diff | hist) . . (0) . . m User:Icepenguin
- 11:44, 23 March 2020 (diff | hist) . . (+14) . . N User:GeronimoStilton (Created page with "I am a person.") (current)
- 11:02, 13 March 2020 (diff | hist) . . (0) . . m 2020 AIME I Problems/Problem 14
- 11:01, 13 March 2020 (diff | hist) . . (+1) . . m 2020 AIME I Problems/Problem 14 (Fixed latex error)
- 11:01, 13 March 2020 (diff | hist) . . (+1,531) . . 2020 AIME I Problems/Problem 14 (Added another solution)
- 13:39, 20 September 2019 (diff | hist) . . (+160) . . Cauchy-davenport (current)
- 13:32, 20 September 2019 (diff | hist) . . (-5) . . m Cauchy-davenport
- 13:31, 20 September 2019 (diff | hist) . . (+367) . . N Cauchy-davenport (Created page with "The Cauchy-Davenport theorem states that for all nonempty sets <math>A,B \subseteq \mathbb{Z}/p\mathbb{Z}</math> , we have that <cmath>|A+B| \geqslant \min\{|A|+|B|-1,p\},</c...")
- 15:01, 9 September 2019 (diff | hist) . . (+402) . . USAMO historical results
- 14:55, 9 September 2019 (diff | hist) . . (+108) . . USAMO historical results
- 14:53, 9 September 2019 (diff | hist) . . (+191) . . USAMO historical results
- 16:57, 21 June 2018 (diff | hist) . . (+76) . . m AMC historical results
- 09:42, 22 February 2018 (diff | hist) . . (0) . . m American Invitational Mathematics Examination
- 11:41, 20 January 2018 (diff | hist) . . (-141) . . m 2009 AIME II Problems
- 21:10, 19 January 2018 (diff | hist) . . (+2) . . 2004 AMC 12B Problems/Problem 23
- 21:10, 19 January 2018 (diff | hist) . . (+1,382) . . 2004 AMC 12B Problems/Problem 23
- 14:54, 21 December 2017 (diff | hist) . . (-56) . . AoPS Wiki:FAQ (→For my homework, there is suppose to be a green bar but it's orange, why?)
- 21:08, 14 October 2017 (diff | hist) . . (+16) . . m 2017 USAMO Problems/Problem 1 (→Solution 2)
- 20:45, 9 October 2017 (diff | hist) . . (+1,032) . . 1986 AHSME Problems/Problem 19 (→Solution) (current)
- 20:01, 9 October 2017 (diff | hist) . . (+350) . . 1986 AHSME Problems/Problem 18 (→Solution)
- 19:50, 9 October 2017 (diff | hist) . . (0) . . 1986 AHSME Problems/Problem 20 (→Solution) (current)
- 19:50, 9 October 2017 (diff | hist) . . (+369) . . 1986 AHSME Problems/Problem 20 (→Solution)
- 11:05, 5 October 2017 (diff | hist) . . (+55) . . m 2007 AMC 12A Problems/Problem 25 (→Solution 1)
- 11:03, 5 October 2017 (diff | hist) . . (-1) . . m 2007 AMC 12A Problems/Problem 25 (→Solution 3)
- 12:44, 3 October 2017 (diff | hist) . . (+4) . . 1985 AHSME Problems/Problem 27 (→Problem)
- 11:24, 3 October 2017 (diff | hist) . . (+649) . . 1985 AHSME Problems/Problem 25 (→Solution)
- 10:52, 3 October 2017 (diff | hist) . . (+1,456) . . 1985 AHSME Problems/Problem 16 (→Solution 2)
- 19:07, 16 February 2017 (diff | hist) . . (-17) . . 2017 AMC 12B Problems/Problem 15 (→Solution)
- 19:04, 16 February 2017 (diff | hist) . . (+7) . . 2017 AMC 12B Problems/Problem 5 (→Problem 5)
- 18:52, 16 February 2017 (diff | hist) . . (+127) . . 2017 AMC 12B Problems (→Problem 7)
- 18:46, 16 February 2017 (diff | hist) . . (+52) . . 2017 AMC 12B Problems/Problem 1 (→Solution)
- 11:02, 22 January 2017 (diff | hist) . . (-1) . . m Graph (graph theory) (→Complementrary Graphs)
- 13:33, 23 November 2016 (diff | hist) . . (-4) . . 2016 AMC 8 Problems/Problem 25
- 13:15, 23 November 2016 (diff | hist) . . (+9) . . 2016 AMC 8 Problems/Problem 6
- 13:15, 23 November 2016 (diff | hist) . . (+1) . . 2016 AMC 8 Problems/Problem 6 (→Solution)
- 13:14, 23 November 2016 (diff | hist) . . (+19) . . 2016 AMC 8 Problems/Problem 6
- 13:13, 23 November 2016 (diff | hist) . . (+108) . . 2016 AMC 8 Problems/Problem 6
- 13:12, 23 November 2016 (diff | hist) . . (0) . . 2016 AMC 8 Problems/Problem 6
- 13:11, 23 November 2016 (diff | hist) . . (+323) . . 2016 AMC 8 Problems/Problem 6
- 13:02, 23 November 2016 (diff | hist) . . (+3) . . 2016 AMC 8 Problems/Problem 19
- 12:50, 23 November 2016 (diff | hist) . . (+361) . . 2016 AMC 8 Problems
- 12:49, 23 November 2016 (diff | hist) . . (+2) . . 2016 AMC 8 Problems/Problem 19
- 12:48, 23 November 2016 (diff | hist) . . (-25) . . 2016 AMC 8 Problems/Problem 19
- 12:46, 23 November 2016 (diff | hist) . . (+582) . . 2016 AMC 8 Problems
- 12:43, 23 November 2016 (diff | hist) . . (-1) . . 2016 AMC 8 Problems/Problem 18
- 12:42, 23 November 2016 (diff | hist) . . (-11) . . 2016 AMC 8 Problems/Problem 18
- 12:40, 23 November 2016 (diff | hist) . . (+450) . . 2016 AMC 8 Problems
- 12:39, 23 November 2016 (diff | hist) . . (+1) . . 2016 AMC 8 Problems/Problem 17
- 12:39, 23 November 2016 (diff | hist) . . (-21) . . 2016 AMC 8 Problems/Problem 17
- 12:38, 23 November 2016 (diff | hist) . . (-4) . . 2016 AMC 8 Problems/Problem 17
- 12:35, 23 November 2016 (diff | hist) . . (+13) . . m 2016 AMC 8 Problems/Problem 16 (→Solution)
- 12:31, 23 November 2016 (diff | hist) . . (+446) . . m 2016 AMC 8 Problems
- 12:02, 23 November 2016 (diff | hist) . . (+307) . . 2016 AMC 8 Problems
- 12:01, 23 November 2016 (diff | hist) . . (+1) . . m 2016 AMC 8 Problems/Problem 15 (→Solution)
- 12:00, 23 November 2016 (diff | hist) . . (+498) . . m 2016 AMC 8 Problems/Problem 15
- 11:55, 23 November 2016 (diff | hist) . . (+54) . . m 2016 AMC 8 Problems/Problem 15
- 11:52, 23 November 2016 (diff | hist) . . (-74) . . m 2016 AMC 8 Problems/Problem 15
- 11:50, 23 November 2016 (diff | hist) . . (+585) . . 2016 AMC 8 Problems
- 11:46, 23 November 2016 (diff | hist) . . (+743) . . m 2016 AMC 8 Problems/Problem 14
- 11:38, 23 November 2016 (diff | hist) . . (+14) . . m 2016 AMC 8 Problems/Problem 14
- 11:38, 23 November 2016 (diff | hist) . . (-4) . . 2016 AMC 8 Problems/Problem 13
- 11:38, 23 November 2016 (diff | hist) . . (+406) . . m 2016 AMC 8 Problems
- 11:36, 23 November 2016 (diff | hist) . . (+408) . . m 2016 AMC 8 Problems
- 11:34, 23 November 2016 (diff | hist) . . (-4) . . m 2016 AMC 8 Problems/Problem 12
- 11:33, 23 November 2016 (diff | hist) . . (+346) . . 2016 AMC 8 Problems
- 11:32, 23 November 2016 (diff | hist) . . (-4) . . 2016 AMC 8 Problems/Problem 11
- 11:31, 23 November 2016 (diff | hist) . . (+323) . . m 2016 AMC 8 Problems
- 11:30, 23 November 2016 (diff | hist) . . (+252) . . m 2016 AMC 8 Problems
- 11:28, 23 November 2016 (diff | hist) . . (+258) . . 2016 AMC 8 Problems
- 11:26, 23 November 2016 (diff | hist) . . (+262) . . m 2016 AMC 8 Problems
- 11:24, 23 November 2016 (diff | hist) . . (-4) . . m 2016 AMC 8 Problems/Problem 14
- 11:24, 23 November 2016 (diff | hist) . . (-21) . . m 2016 AMC 8 Problems/Problem 14
- 11:21, 23 November 2016 (diff | hist) . . (+472) . . 2016 AMC 8 Problems
- 11:19, 23 November 2016 (diff | hist) . . (+6) . . m 2016 AMC 8 Problems/Problem 5
- 11:16, 23 November 2016 (diff | hist) . . (+457) . . 2016 AMC 8 Problems
- 11:15, 23 November 2016 (diff | hist) . . (-3) . . 2016 AMC 8 Problems/Problem 4
- 11:14, 23 November 2016 (diff | hist) . . (+361) . . m 2016 AMC 8 Problems
- 11:08, 23 November 2016 (diff | hist) . . (+562) . . N 2016 AMC 8 Problems/Problem 23 (Created page with "23. Two congruent circles centered at points <math>A</math> and <math>B</math> each pass through the other circle's center. The line containing both <math>A</math> and <math>B...")
- 11:05, 23 November 2016 (diff | hist) . . (+322) . . N 2016 AMC 8 Problems/Problem 19 (Created page with "19. The sum of <math>25</math> consecutive even integers is <math>10,000</math>. What is the largest of these <math>25</math> consecutive integers? <math>(A)\mbox{ }360\mbox{...")
- 11:03, 23 November 2016 (diff | hist) . . (+544) . . N 2016 AMC 8 Problems/Problem 18 (Created page with "18. In an All-Area track meet, <math>216</math> sprinters enter a <math>100-</math>meter dash competition. The track has <math>6</math> lanes, so only <math>6</math> sprinters...")
- 10:59, 23 November 2016 (diff | hist) . . (+410) . . N 2016 AMC 8 Problems/Problem 17 (Created page with "17. An ATM password at Fred's Bank is composed of four digits from <math>0</math> to <math>9</math>, with repeated digits allowable. If no password may begin with the sequence...")
- 10:55, 23 November 2016 (diff | hist) . . (+263) . . N 2016 AMC 8 Problems/Problem 15 (Created page with "15. What is the largest power of <math>2</math> that is a divisor of <math>13^4 - 11^4</math>? <math>(A)\mbox{ }8\mbox{ }(B)\mbox{ }16\mbox{ }(C)\mbox{ }32...")
- 10:53, 23 November 2016 (diff | hist) . . (+12) . . 2016 AMC 8 Problems/Problem 14
- 10:53, 23 November 2016 (diff | hist) . . (+496) . . N 2016 AMC 8 Problems/Problem 14 (Created page with "14. Karl's car uses a gallon of gas every <math>35</math> miles, and his gas tank holds <math>14</math> gallons when it is full. One day, Karl started with a full tank of gas,...")
- 10:45, 23 November 2016 (diff | hist) . . (+65) . . m 2016 AMC 8 Problems/Problem 13
- 10:40, 23 November 2016 (diff | hist) . . (-44) . . 2016 AMC 8 Problems/Problem 13
- 10:39, 23 November 2016 (diff | hist) . . (+412) . . N 2016 AMC 8 Problems/Problem 13 (Created page with "13. Two different numbers are randomly selected from the set <math>{ - 2, -1, 0, 3, 4, 5}</math> and multiplied together. What is the probability that the product is <math>0</...")
- 13:30, 14 January 2016 (diff | hist) . . (-123) . . 2013 AMC 10B Problems/Problem 24 (→Solution)
- 13:29, 14 January 2016 (diff | hist) . . (+110) . . 2013 AMC 10B Problems/Problem 24 (→Solution)
- 13:25, 14 January 2016 (diff | hist) . . (+24) . . 2013 AMC 10B Problems/Problem 24 (→Solution)