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25 May 2024
| N 06:07 | 2023 CMO(CHINA) Problems (diff | hist) . . (+3,478) . . Anyu tsuruko (talk | contribs) (Created page with "==Day 1== ===Problem 1=== Find the smallest real number \(\lambda\) such that any positive integer \(n\) can be expressed as the product of 2023 positive integers \(n = x_1 x_...") |
| N 06:06 | 2023 CMO(CHINA) Problems/Problem 6 (diff | hist) . . (+8,703) . . Anyu tsuruko (talk | contribs) (Created page with "== Problem == The numbers <math>1,2, \ldots, 99</math> are placed on the vertices of a given regular 99 -gon, with each number appearing exactly once. This arrangement is call...") |
| N 06:05 | 2023 CMO(CHINA) Problems/Problem 5 (diff | hist) . . (+2,331) . . Anyu tsuruko (talk | contribs) (Created page with "== Problem == In an acute triangle <math>\triangle A B C, K</math> is a point on the extension of <math>B C</math>. Through <math>K</math>, draw lines parallel to <math>A B</m...") |
| N 06:05 | 2023 CMO(CHINA) Problems/Problem 4 (diff | hist) . . (+1,628) . . Anyu tsuruko (talk | contribs) (Created page with "== Problem == Let non-negative real numbers <math>a_1, a_2, \ldots, a_{2023}</math> satisfy <cmath> a_1+a_2+\cdots+a_{2023}=100 </cmath> Define <math>N</math> as the number o...") |
| N 06:04 | 2023 CMO(CHINA) Problems/Problem 3 (diff | hist) . . (+13,317) . . Anyu tsuruko (talk | contribs) (Created page with "== Problem == Given a prime number <math>p \geq 5</math>, let <math>\Omega=\{1,2, \ldots, p\}</math>. For any <math>x, y \in \Omega</math>, define: <cmath> r(x, y)= \begin{cas...") |
| N 06:03 | 2023 CMO(CHINA) Problems/Problem 2 (diff | hist) . . (+3,198) . . Anyu tsuruko (talk | contribs) (Created page with "== Problem == Find the largest real number <math>C</math> such that for any positive integer <math>n</math> and any real numbers <math>x_1, x_2, \ldots, x_n</math>, the follow...") |
| N 06:03 | 2023 CMO(CHINA) Problems/Problem 1 (diff | hist) . . (+1,251) . . Anyu tsuruko (talk | contribs) (Created page with "== Problem == Find the smallest real number <math>\lambda</math> such that any positive integer <math>n</math> can be expressed as the product of 2023 positive integers <math>...") |
| N 06:01 | 2023 CMO Problems/Problem 6 (2 changes | history) . . (+8,703) . . [Anyu tsuruko (2×)] | ||
| 06:01 (cur | prev) . . (-2) . . Anyu tsuruko (talk | contribs) | |||
| N | 06:01 (cur | prev) . . (+8,705) . . Anyu tsuruko (talk | contribs) (Created page with "== Problem == The numbers <math>1,2, \ldots, 99</math> are placed on the vertices of a given regular 99 -gon, with each number appearing exactly once. This arrangement is call...") |
| N 05:47 | CMO(CHINA) Problems and Solutions (diff | hist) . . (+888) . . Anyu tsuruko (talk | contribs) (Created page with "CMO problems and solutions. *2024 CMO(CHINA) *2023 CMO(CHINA) *2022 CMO(CHINA) *2021 CMO(CHINA) *2020 CMO(CHINA) *2019 CMO(CHINA) *2018 CMO(CHINA...") |
| N 05:46 | 2023 CMO Problems (2 changes | history) . . (+3,478) . . [Anyu tsuruko (2×)] | ||
| 05:46 (cur | prev) . . (+14) . . Anyu tsuruko (talk | contribs) | |||
| N | 03:17 (cur | prev) . . (+3,464) . . Anyu tsuruko (talk | contribs) (Created page with "==Day 1== ===Problem 1=== Find the smallest real number \(\lambda\) such that any positive integer \(n\) can be expressed as the product of 2023 positive integers \(n = x_1 x_...") |
| N 05:44 | 2023 CMO(CHINA) (2 changes | history) . . (+494) . . [Anyu tsuruko (2×)] | ||
| 05:44 (cur | prev) . . (0) . . Anyu tsuruko (talk | contribs) | |||
| N | 05:42 (cur | prev) . . (+494) . . Anyu tsuruko (talk | contribs) (Created page with "The 39rd '''CMO''' was held from November 26 to December 3, 2023. The first link will contain the full set of test problems. The rest will contain each individual problem and...") |
| N 05:43 | 2023 CMO (2 changes | history) . . (0) . . [Anyu tsuruko (2×)] | ||
| 05:43 (cur | prev) . . (-480) . . Anyu tsuruko (talk | contribs) (Blanked the page) (Tag: Blanking) | |||
| N | 03:06 (cur | prev) . . (+480) . . Anyu tsuruko (talk | contribs) (Created page with "The 39rd '''CMO''' was held from November 26 to December 3, 2023. The first link will contain the full set of test problems. The rest will contain each individual problem and...") |
| N 05:41 | 2024 CMO(CHINA) (3 changes | history) . . (+476) . . [Anyu tsuruko (3×)] | ||
| 05:41 (cur | prev) . . (+14) . . Anyu tsuruko (talk | contribs) | |||
| 03:04 (cur | prev) . . (+65) . . Anyu tsuruko (talk | contribs) | |||
| N | 02:39 (cur | prev) . . (+397) . . Anyu tsuruko (talk | contribs) (Created page with "The 40rd '''CMO''' was held on XX and XX, 2024. The first link will contain the full set of test problems. The rest will contain each individual problem and its solution. 2...") |
| N 05:39 | Template:CMO box (2 changes | history) . . (+2,146) . . [Anyu tsuruko (2×)] | ||
| 05:39 (cur | prev) . . (+84) . . Anyu tsuruko (talk | contribs) | |||
| N | 02:47 (cur | prev) . . (+2,062) . . Anyu tsuruko (talk | contribs) (Created page with "<noinclude>:''This succession template is designed for CMOs with 6 questions. </noinclude>{| class="wikitable" style="margin:0.5em auto; font-size:95%; border:1px solid black...") |
| N 05:37 | 2023 CMO Problems/Problem 1 (2 changes | history) . . (+1,251) . . [Anyu tsuruko (2×)] | ||
| 05:37 (cur | prev) . . (+14) . . Anyu tsuruko (talk | contribs) | |||
| N | 04:19 (cur | prev) . . (+1,237) . . Anyu tsuruko (talk | contribs) (Created page with "Find the smallest real number <math>\lambda</math> such that any positive integer <math>n</math> can be expressed as the product of 2023 positive integers <math>n=x_1 x_2 \cdo...") |
| N 05:37 | 2023 CMO Problems/Problem 2 (3 changes | history) . . (+3,198) . . [Anyu tsuruko (3×)] | ||
| 05:37 (cur | prev) . . (+14) . . Anyu tsuruko (talk | contribs) | |||
| 04:47 (cur | prev) . . (+2,827) . . Anyu tsuruko (talk | contribs) | |||
| N | 04:42 (cur | prev) . . (+357) . . Anyu tsuruko (talk | contribs) (Created page with "Find the largest real number <math>C</math> such that for any positive integer <math>n</math> and any real numbers <math>x_1, x_2, \ldots, x_n</math>, the following inequality...") |
| N 05:36 | 2023 CMO Problems/Problem 3 (3 changes | history) . . (+13,317) . . [Anyu tsuruko (3×)] | ||
| 05:36 (cur | prev) . . (+14) . . Anyu tsuruko (talk | contribs) | |||
| 05:17 (cur | prev) . . (+1) . . Anyu tsuruko (talk | contribs) | |||
| N | 05:09 (cur | prev) . . (+13,302) . . Anyu tsuruko (talk | contribs) (Created page with "Given a prime number <math>p \geq 5</math>, let <math>\Omega=\{1,2, \ldots, p\}</math>. For any <math>x, y \in \Omega</math>, define: <cmath> r(x, y)= \begin{cases}y-x, & \tex...") |
| N 05:36 | 2023 CMO Problems/Problem 4 (3 changes | history) . . (+1,628) . . [Anyu tsuruko (3×)] | ||
| 05:36 (cur | prev) . . (+14) . . Anyu tsuruko (talk | contribs) | |||
| 05:16 (cur | prev) . . (+1) . . Anyu tsuruko (talk | contribs) | |||
| N | 05:16 (cur | prev) . . (+1,613) . . Anyu tsuruko (talk | contribs) (Created page with "Let non-negative real numbers <math>a_1, a_2, \ldots, a_{2023}</math> satisfy <cmath> a_1+a_2+\cdots+a_{2023}=100 </cmath> Define <math>N</math> as the number of elements in...") |
| N 05:36 | 2023 CMO Problems/Problem 5 (3 changes | history) . . (+2,331) . . [Anyu tsuruko (3×)] | ||
| 05:36 (cur | prev) . . (+14) . . Anyu tsuruko (talk | contribs) | |||
| 05:34 (cur | prev) . . (+1,689) . . Anyu tsuruko (talk | contribs) | |||
| N | 05:18 (cur | prev) . . (+628) . . Anyu tsuruko (talk | contribs) (Created page with "In an acute triangle <math>\triangle A B C, K</math> is a point on the extension of <math>B C</math>. Through <math>K</math>, draw lines parallel to <math>A B</math> and <math...") |
| N 02:29 | CMO (China Mathematics Olympiad 中国数学奥林匹克) (diff | hist) . . (+888) . . Anyu tsuruko (talk | contribs) (Created page with "CMO problems and solutions. *2024 CMO(CHINA) *2023 CMO(CHINA) *2022 CMO(CHINA) *2021 CMO(CHINA) *2020 CMO(CHINA) *2019 CMO(CHINA) *2018 CMO(CHINA...") |
| 02:21 | 1990 USAMO Problems/Problem 1 (diff | hist) . . (+1,836) . . Anyu tsuruko (talk | contribs) |
24 May 2024
| 22:34 | 2017 AMC 8 Problems/Problem 19 (4 changes | history) . . (-2,029) . . [Forest3g (4×)] | ||
| 22:34 (cur | prev) . . (-98) . . Forest3g (talk | contribs) (→Video Solution) | |||
| 22:34 (cur | prev) . . (-84) . . Forest3g (talk | contribs) (→Video Solution by OmegaLearn) | |||
| 22:34 (cur | prev) . . (-1,215) . . Forest3g (talk | contribs) (→Solution 3) | |||
| 22:34 (cur | prev) . . (-632) . . Forest3g (talk | contribs) (→Solution 2) |
| 22:33 | 2017 AMC 8 Problems/Problem 16 (6 changes | history) . . (-2,588) . . [Forest3g (6×)] | ||
| 22:33 (cur | prev) . . (-1,161) . . Forest3g (talk | contribs) (→Solution 3) | |||
| 22:32 (cur | prev) . . (-47) . . Forest3g (talk | contribs) (→Video Solutions) | |||
| 22:32 (cur | prev) . . (-86) . . Forest3g (talk | contribs) (→Video Solution by OmegaLearn) | |||
| 22:25 (cur | prev) . . (-120) . . Forest3g (talk | contribs) (→Video Solution (CREATIVE THINKING + ANALYSIS!!!)) | |||
| 22:22 (cur | prev) . . (-354) . . Forest3g (talk | contribs) (→Solution 4) | |||
| 22:21 (cur | prev) . . (-820) . . Forest3g (talk | contribs) (→Solution 1) |
| 18:25 | 2024 AMC 8 Problems/Problem 25 (10 changes | history) . . (+335) . . [Eric-z (10×)] | ||
| 18:25 (cur | prev) . . (+1) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) | |||
| 18:24 (cur | prev) . . (-6) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) | |||
| 18:22 (cur | prev) . . (-14) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) | |||
| 18:21 (cur | prev) . . (+27) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) | |||
| 18:21 (cur | prev) . . (+40) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) | |||
| 18:20 (cur | prev) . . (-4) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) | |||
| 18:19 (cur | prev) . . (+12) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) | |||
| 18:19 (cur | prev) . . (+19) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) | |||
| 18:18 (cur | prev) . . (+35) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) | |||
| 18:14 (cur | prev) . . (+225) . . Eric-z (talk | contribs) (→Solution 4 (Permutations, Fastest + Simplest Written Solution)) |
| 17:57 | Simon's Favorite Factoring Trick (2 changes | history) . . (+182) . . [Zio1234567 (2×)] | ||
| 17:57 (cur | prev) . . (+10) . . Zio1234567 (talk | contribs) (→题解) | |||
| 17:54 (cur | prev) . . (+172) . . Zio1234567 (talk | contribs) (→Problem 2) |
| 17:50 | 2020 AMC 8 Problems/Problem 17 (2 changes | history) . . (0) . . [Captaindiamond868 (2×)] | ||
| 17:50 (cur | prev) . . (0) . . Captaindiamond868 (talk | contribs) (→Solution 1) | |||
| 17:47 (cur | prev) . . (0) . . Captaindiamond868 (talk | contribs) (→Solution 1) |
| 17:46 | 1991 AIME Problems/Problem 11 (2 changes | history) . . (0) . . [Disphenoid lover (2×)] | ||
| 17:46 (cur | prev) . . (-1,538) . . Disphenoid lover (talk | contribs) (→Solution) | |||
| 17:43 (cur | prev) . . (+1,538) . . Disphenoid lover (talk | contribs) (→See also) |
| 17:03 | 2014 Canadian MO Problems/Problem 4 (diff | hist) . . (+743) . . Anyu tsuruko (talk | contribs) (→Solution) |
| 16:44 | 2000 PMWC Problems/Problem T1 (diff | hist) . . (+1,685) . . Anyu tsuruko (talk | contribs) |
| N 16:34 | Mock AIME 2 Pre 2005 Problems/Problem 7 (diff | hist) . . (+543) . . Anyu tsuruko (talk | contribs) (Created page with "== Solution == The number of ways to choose 2 suits: \(\binom{4}{2} = 6\) The number of ways to distribute 26 cards to Reid and Po-Ru: \(\binom{26}{13}\) The number of...") |
| 16:23 | 2022 SSMO Speed Round Problems/Problem 1 (diff | hist) . . (+1,425) . . Anyu tsuruko (talk | contribs) |
| N 14:29 | User:Molishouseru (diff | hist) . . (+1,079) . . Molishouseru (talk | contribs) (Created page with "Недавно столкнулся с задачей проектирования загародной недвижимости и нашёл компанию, которая...") |
| N 13:03 | User:Allsport777 (diff | hist) . . (+919) . . Allsport777 (talk | contribs) (Created page with "Уже давно ищу, где можно смотреть футбол онлайн с максимальным удобством и качеством. Недавно н...") |
| N 12:06 | User:Evaeva8099 (2 changes | history) . . (0) . . [Evaeva8099 (2×)] | ||
| 12:06 (cur | prev) . . (-5) . . Evaeva8099 (talk | contribs) (Blanked the page) (Tag: Blanking) | |||
| N | 12:06 (cur | prev) . . (+5) . . Evaeva8099 (talk | contribs) (Created page with "Hello") |
| N 11:43 | User:JeraldGray24/ (diff | hist) . . (+1,992) . . Jeraldgray24 (talk | contribs) (Created page with ""Apnetica Freediving в Шарм-эль-Шейхе - это лучшее место, чтобы изучить [https://apnetica.com/ru фридайвинг], понять е...") |
| 11:00 | Barycentric coordinates (2 changes | history) . . (+170) . . [Vvsss (2×)] | ||
| 11:00 (cur | prev) . . (0) . . Vvsss (talk | contribs) (→Points on bisectors) | |||
| 10:38 (cur | prev) . . (+170) . . Vvsss (talk | contribs) (→Points on bisectors) |
| 06:43 | 3D Geometry (diff | hist) . . (+3) . . Losser (talk | contribs) (→See also) |
23 May 2024
| 22:41 | Mock AIME (diff | hist) . . (+231) . . P groudon (talk | contribs) |
| m 21:23 | 2009 AIME II Problems/Problem 15 (diff | hist) . . (+102) . . Daijobu (talk | contribs) |
| m 20:27 | 2023 AMC 12B Problems/Problem 18 (2 changes | history) . . (-1) . . [Ap246 (2×)] | ||
| m | 20:27 (cur | prev) . . (0) . . Ap246 (talk | contribs) (→Solution 3 (Algebra)) | ||
| m | 20:25 (cur | prev) . . (-1) . . Ap246 (talk | contribs) (→Solution 3 (Algebra)) |
| 20:14 | User:Yrock (11 changes | history) . . (-246) . . [Yrock (11×)] | ||
| 20:14 (cur | prev) . . (+6) . . Yrock (talk | contribs) (→Other) | |||
| 20:14 (cur | prev) . . (0) . . Yrock (talk | contribs) (→The ones that are under your name when you post) | |||
| 20:13 (cur | prev) . . (-168) . . Yrock (talk | contribs) (→Visit Count) | |||
| 20:12 (cur | prev) . . (-4) . . Yrock (talk | contribs) (→Problems) | |||
| 20:12 (cur | prev) . . (+47) . . Yrock (talk | contribs) (→MC trainer stats) | |||
| 20:11 (cur | prev) . . (0) . . Yrock (talk | contribs) (→Ratings) | |||
| 20:10 (cur | prev) . . (-9) . . Yrock (talk | contribs) (→Friends) | |||
| 20:09 (cur | prev) . . (0) . . Yrock (talk | contribs) (→Other stuff) | |||
| 20:08 (cur | prev) . . (-282) . . Yrock (talk | contribs) (→Courses currently) | |||
| 20:08 (cur | prev) . . (0) . . Yrock (talk | contribs) (→Alcumus Stats) | |||
| 20:04 (cur | prev) . . (+164) . . Yrock (talk | contribs) (→Contributions to the AoPS wiki) |
| 19:46 | 2023 AIME I Problems/Problem 2 (3 changes | history) . . (+585) . . [Yrock (3×)] | ||
| 19:46 (cur | prev) . . (+19) . . Yrock (talk | contribs) (→Solution 3 (quick)) | |||
| 19:34 (cur | prev) . . (+77) . . Yrock (talk | contribs) (→Solution 3 (quick)) | |||
| 19:33 (cur | prev) . . (+489) . . Yrock (talk | contribs) |
| 19:30 | 2024 AIME I Problems/Problem 13 (diff | hist) . . (-2) . . Soilmilk (talk | contribs) (→Solution 1) |
| 15:07 | Divisibility rules (diff | hist) . . (-117) . . Scrabbler94 (talk | contribs) (Undo revision 215825 by Marianasinta (talk)) (Tag: Undo) |
| m 14:08 | 2010 USAMO Problems/Problem 1 (2 changes | history) . . (+139) . . [Sirdavo (2×)] | ||
| m | 14:08 (cur | prev) . . (+1) . . Sirdavo (talk | contribs) (→Solution 0 (play like a God)) | ||
| m | 14:06 (cur | prev) . . (+138) . . Sirdavo (talk | contribs) (→Solution 0 (play like a God)) |
| 12:03 | User:MRENTHUSIASM (diff | hist) . . (0) . . Udonsoupbowl11 (talk | contribs) (→User Count) |
| m 09:08 | Asymptote: 3D graphics (diff | hist) . . (+5) . . Matharama (talk | contribs) (→Interactive Projection) |
| 08:58 | 2022 AMC 8 Problems/Problem 23 (diff | hist) . . (+15) . . Clew28 (talk | contribs) (→Solution) |
