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- 13:28, 2 September 2020 (diff | hist) . . (+13) . . 2001 AIME II Problems/Problem 6
- 13:27, 2 September 2020 (diff | hist) . . (-44) . . 2001 AIME II Problems/Problem 5
- 13:15, 2 September 2020 (diff | hist) . . (+43) . . N 2013 USAJMO Problems/Problem 3 (Redirected page to 2013 USAMO Problems/Problem 1) (current) (Tag: New redirect)
- 16:46, 1 September 2020 (diff | hist) . . (+11) . . 2007 AMC 8 Problems/Problem 16
- 16:42, 1 September 2020 (diff | hist) . . (+27) . . 2008 AMC 8 Problems/Problem 25
- 16:35, 1 September 2020 (diff | hist) . . (+85) . . 2020 CIME I Problems/Problem 10
- 14:21, 1 September 2020 (diff | hist) . . (+2) . . 2020 CIME I Problems/Problem 14 (current)
- 11:58, 1 September 2020 (diff | hist) . . (+523) . . N 2020 CIME I Problems/Problem 15 (Created page with "==Problem 15== Find the number of integer sequences <math>a_1, a_2, \ldots, a_6</math> such that :(1) <math>0 \le a_1 < 6</math> and <math>12 \le a_6 < 18</math>, :(2) <math>1...") (current)
- 11:55, 1 September 2020 (diff | hist) . . (-2) . . 2020 CIME I Problems/Problem 14
- 11:55, 1 September 2020 (diff | hist) . . (+947) . . N 2020 CIME I Problems/Problem 14 (Created page with "==Problem 14== Let <math>ABC</math> be a triangle with sides <math>AB = 5, BC = 7, CA = 8</math>. Denote by <math>O</math> and <math>I</math> the circumcenter and incenter of...")
- 11:54, 1 September 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 13
- 11:49, 1 September 2020 (diff | hist) . . (-13) . . 2020 CIME I Problems/Problem 13
- 11:49, 1 September 2020 (diff | hist) . . (+661) . . N 2020 CIME I Problems/Problem 13 (Created page with "==Problem 13== Chris writes on a piece of paper the positive integers from <math>1</math> to <math>8</math> in that order. Then, he randomly writes either <math>+</math> or <m...")
- 11:38, 1 September 2020 (diff | hist) . . (-3) . . 2020 CIME I Problems/Problem 2
- 11:37, 1 September 2020 (diff | hist) . . (+1) . . 2020 CIME I Problems/Problem 1
- 11:36, 1 September 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 1
- 18:13, 31 August 2020 (diff | hist) . . (-2) . . Christmas Invitational Mathematics Examination (current)
- 18:00, 31 August 2020 (diff | hist) . . (0) . . 2020 CIME I Problems (current)
- 18:00, 31 August 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 8
- 17:58, 31 August 2020 (diff | hist) . . (-2) . . 2020 CIME I Problems/Problem 6
- 17:58, 31 August 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 6
- 17:58, 31 August 2020 (diff | hist) . . (+70) . . 2020 CIME I Problems/Problem 6
- 17:54, 31 August 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 4
- 17:54, 31 August 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 3
- 17:53, 31 August 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 6
- 16:20, 31 August 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 12 (current)
- 16:20, 31 August 2020 (diff | hist) . . (+505) . . N 2020 CIME I Problems/Problem 12 (Created page with "==Problem 12== Define a sequence <math>a_0, a_1, a_2, ...</math> by <cmath>a_i=\underbrace{1\ldots1}_{2^{i}\text{ 1's}}\underbrace{0\ldots0}_{(2^i-1)\text{ 0's}}1_2,</cmath> w...")
- 16:20, 31 August 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 11 (current)
- 16:14, 31 August 2020 (diff | hist) . . (+755) . . N 2020 CIME I Problems/Problem 11 (Created page with "==Problem 11== An <math>excircle</math> of a triangle is a circle tangent to one of the sides of the triangle and the extensions of the other two sides. Let <math>ABC</math> b...")
- 16:13, 31 August 2020 (diff | hist) . . (-15) . . 2020 CIME I Problems
- 16:12, 31 August 2020 (diff | hist) . . (+25) . . 2020 CIME I Problems
- 15:28, 31 August 2020 (diff | hist) . . (+9) . . 2020 AIME I Problems/Problem 15
- 15:28, 31 August 2020 (diff | hist) . . (+9) . . 2020 AIME I Problems
- 13:20, 31 August 2020 (diff | hist) . . (0) . . Christmas Invitational Mathematics Examination
- 13:20, 31 August 2020 (diff | hist) . . (-126) . . Christmas Invitational Mathematics Examination
- 13:19, 31 August 2020 (diff | hist) . . (+3,020) . . N Christmas Invitational Mathematics Examination (Created page with "The '''Christmas Invitational Mathematics Examination''' ('''CIME'''), like the ('''AIME'''), is the second exam in the series of exams used to challenge bright students on th...")
- 12:40, 31 August 2020 (diff | hist) . . (+60) . . N CIME (Redirected page to Christmas Invitational Mathematics Examination) (current) (Tag: New redirect)
- 12:34, 31 August 2020 (diff | hist) . . (+13) . . 2020 CIME I Problems/Problem 7
- 12:26, 31 August 2020 (diff | hist) . . (+13) . . 2020 CIME I Problems/Problem 1
- 12:26, 31 August 2020 (diff | hist) . . (+13) . . 2020 CIME I Problems/Problem 2
- 12:25, 31 August 2020 (diff | hist) . . (+13) . . 2020 CIME I Problems/Problem 5 (current)
- 12:24, 31 August 2020 (diff | hist) . . (0) . . 2020 CIME I Problems/Problem 5
- 12:23, 31 August 2020 (diff | hist) . . (-1) . . 2020 CIME I Problems/Problem 5
- 12:22, 31 August 2020 (diff | hist) . . (+1,010) . . 2020 CIME I Problems/Problem 5
- 11:54, 31 August 2020 (diff | hist) . . (+50) . . 2020 AMC 10A Problems/Problem 24
- 11:36, 31 August 2020 (diff | hist) . . (+1) . . 2020 CIME I Problems/Problem 10
- 11:35, 31 August 2020 (diff | hist) . . (+439) . . N 2020 CIME I Problems/Problem 10 (Created page with "==Problem 10== Let <math>1=d_1<d_2<\cdots<d_k=n</math> be the divisors of a positive integer <math>n</math>. Let <math>S</math> be the sum of all positive integers <math>n</ma...")
- 11:34, 31 August 2020 (diff | hist) . . (+15) . . 2020 CIME I Problems/Problem 9
- 11:33, 31 August 2020 (diff | hist) . . (+475) . . N 2020 CIME I Problems/Problem 9 (Created page with "==Problem 9== Let <math>ABCD</math> be a cyclic quadrilateral with <math>AB=6, AC=8, BD=5, CD=2</math>. Let <math>P</math> be the point on <math>\overline{AD}</math> such that...")
- 11:33, 31 August 2020 (diff | hist) . . (+1,021) . . N 2020 CIME I Problems/Problem 8 (Created page with "==Problem 8== A person has been declared the first to inhabit a certain planet on day <math>N=0</math>. For each positive integer <math>N=0</math>, if there is a positive numb...")
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