User contributions
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- 12:42, 24 November 2021 (diff | hist) . . (+5) . . 2000 AMC 10 Problems (→Problem 8)
- 12:38, 24 November 2021 (diff | hist) . . (+5) . . 2000 AMC 10 Problems (→Problem 4)
- 12:48, 2 August 2021 (diff | hist) . . (+15) . . 2015 AIME I Problems/Problem 12 (latex)
- 16:51, 3 June 2021 (diff | hist) . . (+18) . . AoPS Wiki:Competition ratings
- 21:57, 31 May 2021 (diff | hist) . . (+10,010) . . AoPS Wiki:Competition ratings (→Scale)
- 21:30, 31 May 2021 (diff | hist) . . (+75) . . AoPS Wiki:Competition ratings (→Scale)
- 11:26, 7 May 2021 (diff | hist) . . (0) . . m 2015 USAMO (wrong year) (current)
- 20:28, 13 March 2021 (diff | hist) . . (0) . . 2021 AIME II Problems (March 18th not March 25th)
- 17:09, 8 March 2021 (diff | hist) . . (+1) . . 1984 AIME Problems/Problem 2 (typo in problem statement makes answer infinity)
- 21:24, 28 February 2021 (diff | hist) . . (-40) . . 2022 AMC 10A (Replaced content with "hai") (Tag: Replaced)
- 21:53, 27 February 2021 (diff | hist) . . (+22) . . Sam Vandervelde
- 15:14, 23 February 2021 (diff | hist) . . (-13) . . AMC historical results (Do not post cutoffs without evidence.)
- 19:14, 22 February 2021 (diff | hist) . . (-2) . . User:V4913
- 16:26, 14 February 2021 (diff | hist) . . (+1) . . m 2021 AMC 10A Problems/Problem 20 (newline)
- 21:36, 31 January 2021 (diff | hist) . . (-1,062) . . 2021 AMC 10A Problems/Problem 4 (Blanked the page) (Tag: Blanking)
- 21:35, 31 January 2021 (diff | hist) . . (-617) . . 2021 AMC 10A Problems/Problem 3
- 21:35, 31 January 2021 (diff | hist) . . (-205) . . 2021 AMC 10A Problems/Problem 2
- 17:45, 30 January 2021 (diff | hist) . . (+54) . . 1991 IMO Problems/Problem 4 (current)
- 17:45, 30 January 2021 (diff | hist) . . (+5,758) . . N 1991 IMO Problems/Problem 3 (Created page with "==Problem== Let <math> S = \{1,2,3,\cdots ,280\}</math>. Find the smallest integer <math> n</math> such that each <math> n</math>-element subset of <math> S</math> contains fi...") (current)
- 17:42, 30 January 2021 (diff | hist) . . (+10,833) . . N 1991 IMO Problems/Problem 2 (Created page with "==Problem== Let <math> \,n > 6\,</math> be an integer and <math> \,a_{1},a_{2},\cdots ,a_{k}\,</math> be all the natural numbers less than <math> n</math> and relatively prime...") (current)
- 17:36, 30 January 2021 (diff | hist) . . (+68) . . 1991 IMO Problems/Problem 1
- 17:35, 30 January 2021 (diff | hist) . . (+2,733) . . N 1991 IMO Problems (Created page with "Problems of the 1991 IMO. ==Day I== ===Problem 1=== Given a triangle <math> \,ABC,\,</math> let <math> \,I\,</math> be the center of its inscribed circle. The internal bi...") (current)
- 13:54, 30 January 2021 (diff | hist) . . (+16) . . 1990 IMO Problems/Problem 6 (current)
- 13:54, 30 January 2021 (diff | hist) . . (+3,218) . . 1990 IMO Problems/Problem 6
- 13:50, 30 January 2021 (diff | hist) . . (+1,729) . . 1990 IMO Problems/Problem 5 (current)
- 13:46, 30 January 2021 (diff | hist) . . (+90) . . 1990 IMO Problems/Problem 4
- 13:44, 30 January 2021 (diff | hist) . . (+5,782) . . 1990 IMO Problems/Problem 3
- 13:37, 30 January 2021 (diff | hist) . . (+905) . . 1990 IMO Problems/Problem 2 (current)
- 13:34, 30 January 2021 (diff | hist) . . (+2,078) . . 1990 IMO Problems/Problem 1 (current)
- 13:31, 30 January 2021 (diff | hist) . . (+3,331) . . N 1990 IMO Problems (Created page with "Problems of the 1990 IMO. ==Day I== ===Problem 1=== Chords <math> AB</math> and <math> CD</math> of a circle intersect at a point <math> E</math> inside the circle. Let <...")
- 12:05, 30 January 2021 (diff | hist) . . (+62) . . 1989 IMO Problems/Problem 6
- 12:04, 30 January 2021 (diff | hist) . . (+66) . . 1989 IMO Problems/Problem 6
- 12:03, 30 January 2021 (diff | hist) . . (+1,225) . . 1989 IMO Problems/Problem 5
- 11:57, 30 January 2021 (diff | hist) . . (+54) . . 1989 IMO Problems/Problem 4 (current)
- 11:56, 30 January 2021 (diff | hist) . . (+11) . . 1989 IMO Problems/Problem 3 (current)
- 11:55, 30 January 2021 (diff | hist) . . (+3,052) . . 1989 IMO Problems/Problem 3
- 11:50, 30 January 2021 (diff | hist) . . (+97) . . 1989 IMO Problems/Problem 2 (current)
- 11:47, 30 January 2021 (diff | hist) . . (+2,959) . . N 1989 IMO Problems (Created page with "Problems of the 1989 IMO. ==Day I== ===Problem 1=== Prove that in the set <math> \{1,2, \ldots, 1989\}</math> can be expressed as the disjoint union of subsets <math> A_i...") (current)
- 11:39, 30 January 2021 (diff | hist) . . (+11) . . 1988 IMO Problems
- 11:38, 30 January 2021 (diff | hist) . . (+51) . . 1988 IMO Problems/Problem 5 (current)
- 11:38, 30 January 2021 (diff | hist) . . (+3,071) . . 1988 IMO Problems/Problem 5
- 11:36, 30 January 2021 (diff | hist) . . (+79) . . 1988 IMO Problems/Problem 4 (current)
- 11:35, 30 January 2021 (diff | hist) . . (+6,188) . . 1988 IMO Problems/Problem 3 (current)
- 11:32, 30 January 2021 (diff | hist) . . (+46) . . 1988 IMO Problems/Problem 2 (current)
- 11:32, 30 January 2021 (diff | hist) . . (+110) . . 1988 IMO Problems/Problem 1 (current)
- 11:29, 30 January 2021 (diff | hist) . . (+3,113) . . 1988 IMO Problems
- 11:12, 30 January 2021 (diff | hist) . . (-451) . . 1987 IMO Problems
- 11:12, 30 January 2021 (diff | hist) . . (0) . . 1986 IMO Problems/Problem 6 (current)
- 11:09, 30 January 2021 (diff | hist) . . (+5,094) . . N 1986 IMO Problems/Problem 6 (Created page with "==Problem== Given a finite set of points in the plane, each with integer coordinates, is it always possible to color the points red or white so that for any straight line <mat...")
- 11:06, 30 January 2021 (diff | hist) . . (+3,891) . . 1986 IMO Problems/Problem 5 (current)
- 11:02, 30 January 2021 (diff | hist) . . (+1,608) . . N 1986 IMO Problems/Problem 4 (Created page with "==Problem== Let <math>A,B</math> be adjacent vertices of a regular <math>n</math>-gon (<math>n\ge5</math>) with center <math>O</math>. A triangle <math>XYZ</math>, which is co...") (current)
- 11:01, 30 January 2021 (diff | hist) . . (+1,323) . . N 1986 IMO Problems/Problem 3 (Created page with "==Problem== To each vertex of a regular pentagon an integer is assigned, so that the sum of all five numbers is positive. If three consecutive vertices are assigned the number...")
- 00:04, 30 January 2021 (diff | hist) . . (+54) . . 1986 IMO Problems/Problem 2 (current)
- 00:04, 30 January 2021 (diff | hist) . . (-768) . . 1986 IMO Problems/Problem 1
- 00:04, 30 January 2021 (diff | hist) . . (+478) . . 1986 IMO Problems (current)
- 00:02, 30 January 2021 (diff | hist) . . (+10) . . 1985 IMO Problems/Problem 6 (→Solution 3) (current)
- 00:01, 30 January 2021 (diff | hist) . . (+9,032) . . 1985 IMO Problems/Problem 6
- 23:56, 29 January 2021 (diff | hist) . . (+54) . . 1985 IMO Problems/Problem 5
- 23:56, 29 January 2021 (diff | hist) . . (+54) . . 1985 IMO Problems/Problem 4 (current)
- 23:54, 29 January 2021 (diff | hist) . . (+149) . . 1985 IMO Problems
- 23:53, 29 January 2021 (diff | hist) . . (+3,693) . . N 1984 IMO Problems/Problem 6 (Created page with "==Problem== Let <math>a,b,c,d</math> be odd integers such that <math>0<a<b<c<d</math> and <math>ad=bc</math>. Prove that if <math>a+d=2^k</math> and <math>b+c=2^m</math> for s...") (current)
- 23:50, 29 January 2021 (diff | hist) . . (+1,348) . . N 1984 IMO Problems/Problem 5 (Created page with "==Problem== Let <math> d</math> be the sum of the lengths of all the diagonals of a plane convex polygon with <math> n</math> vertices (where <math> n>3</math>). Let <math> p<...") (current)
- 23:49, 29 January 2021 (diff | hist) . . (+38) . . 1984 IMO Problems/Problem 4 (current)
- 23:49, 29 January 2021 (diff | hist) . . (0) . . 1984 IMO Problems/Problem 3 (current)
- 23:48, 29 January 2021 (diff | hist) . . (+2,105) . . N 1984 IMO Problems/Problem 3 (Created page with "==Problem== Given points <math>O</math> and <math>A</math> in the plane. Every point in the plane is colored with one of a finite number of colors. Given a point <math>X</math...")
- 23:47, 29 January 2021 (diff | hist) . . (+1,046) . . N 1984 IMO Problems/Problem 2 (Created page with "==Problem== Find one pair of positive integers <math>a,b</math> such that <math>ab(a+b)</math> is not divisible by <math>7</math>, but <math>(a+b)^7-a^7-b^7</math> is divisibl...")
- 23:45, 29 January 2021 (diff | hist) . . (+68) . . 1984 IMO Problems/Problem 1
- 23:45, 29 January 2021 (diff | hist) . . (+2,467) . . N 1984 IMO Problems (Created page with "Problems of the 1984 IMO. ==Day I== ===Problem 1=== Prove that <math>0\le yz+zx+xy-2xyz\le{7\over27}</math>, where <math>x,y</math> and <math>z</math> are non-negative re...") (current)
- 23:41, 29 January 2021 (diff | hist) . . (+65) . . 1983 IMO Problems/Problem 6
- 23:40, 29 January 2021 (diff | hist) . . (+54) . . 1983 IMO Problems/Problem 5 (current)
- 23:40, 29 January 2021 (diff | hist) . . (0) . . 1983 IMO Problems/Problem 4 (current)
- 23:39, 29 January 2021 (diff | hist) . . (+1,678) . . 1983 IMO Problems/Problem 4
- 23:37, 29 January 2021 (diff | hist) . . (+3,372) . . 1983 IMO Problems/Problem 3 (current)
- 23:35, 29 January 2021 (diff | hist) . . (+6,572) . . 1983 IMO Problems/Problem 2 (current)
- 23:29, 29 January 2021 (diff | hist) . . (+878) . . N 1982 IMO Problems/Problem 6 (Created page with "==Problem== Let <math>S</math> be a square with sides length <math>100</math>. Let <math>L</math> be a path within <math>S</math> which does not meet itself and which is compo...")
- 23:27, 29 January 2021 (diff | hist) . . (0) . . 1982 IMO Problems/Problem 5
- 23:26, 29 January 2021 (diff | hist) . . (+3,095) . . N 1982 IMO Problems/Problem 5 (Created page with "==Problem== The diagonals <math>AC</math> and <math>CE</math> of the regular hexagon <math>ABCDEF</math> are divided by inner points <math>M</math> and <math>N</math> respecti...")
- 23:23, 29 January 2021 (diff | hist) . . (+2,646) . . N 1982 IMO Problems/Problem 3 (Created page with "==Problem== Consider infinite sequences <math>\{x_n\}</math> of positive reals such that <math>x_0=1</math> and <math>x_0\ge x_1\ge x_2\ge\ldots</math>. a) Prove that for eve...") (current)
- 23:19, 29 January 2021 (diff | hist) . . (+3,852) . . N 1982 IMO Problems/Problem 2 (Created page with "==Problem== A non-isosceles triangle <math>A_{1}A_{2}A_{3}</math> has sides <math>a_{1}</math>, <math>a_{2}</math>, <math>a_{3}</math> with the side <math>a_{i}</math> lying o...") (current)
- 23:17, 29 January 2021 (diff | hist) . . (0) . . 1982 IMO Problems/Problem 1 (current)
- 23:16, 29 January 2021 (diff | hist) . . (+4,340) . . N 1982 IMO Problems/Problem 1 (Created page with "==Problem== The function <math>f(n)</math> is defined on the positive integers and takes non-negative integer values. <math>f(2)=0,f(3)>0,f(9999)=3333</math> and for all <math...")
- 23:10, 29 January 2021 (diff | hist) . . (+1) . . 1982 IMO Problems (current)
- 23:09, 29 January 2021 (diff | hist) . . (+54) . . 1981 IMO Problems/Problem 5 (current)
- 23:06, 29 January 2021 (diff | hist) . . (+1,654) . . N 1979 IMO Problems/Problem 6 (Created page with "==Problem== Let <math>A</math> and <math>E</math> be opposite vertices of an octagon. A frog starts at vertex <math>A.</math> From any vertex except <math>E</math> it jumps to...") (current)
- 23:04, 29 January 2021 (diff | hist) . . (-239) . . 1979 IMO Problems/Problem 5
- 23:03, 29 January 2021 (diff | hist) . . (+668) . . N 1979 IMO Problems/Problem 5 (Created page with "==Problem== Determine all real numbers a for which there exists positive reals <math>x_{1}, \ldots, x_{5}</math> which satisfy the relations <math> \sum_{k=1}^{5} kx_{k}=a,</m...")
- 23:01, 29 January 2021 (diff | hist) . . (+155) . . 1979 IMO Problems/Problem 4 (current)
- 23:01, 29 January 2021 (diff | hist) . . (+3,734) . . N 1979 IMO Problems/Problem 4 (Created page with "==Problem== We consider a point <math>P</math> in a plane <math>p</math> and a point <math>Q \not\in p</math>. Determine all the points <math>R</math> from <math>p</math> for...")
- 22:55, 29 January 2021 (diff | hist) . . (+3) . . 1979 IMO Problems/Problem 3 (current)
- 22:55, 29 January 2021 (diff | hist) . . (-100) . . 1979 IMO Problems/Problem 3
- 22:54, 29 January 2021 (diff | hist) . . (+8,421) . . N 1979 IMO Problems/Problem 3 (Created page with "==Problem== Two circles in a plane intersect. <math>A</math> is one of the points of intersection. Starting simultaneously from <math>A</math> two points move with constant sp...")
- 22:50, 29 January 2021 (diff | hist) . . (+34) . . 1979 IMO Problems/Problem 2 (current)
- 22:49, 29 January 2021 (diff | hist) . . (+2,500) . . N 1979 IMO Problems/Problem 2 (Created page with "==Problem== We consider a prism which has the upper and inferior basis the pentagons: <math>A_{1}A_{2}A_{3}A_{4}A_{5}</math> and <math>B_{1}B_{2}B_{3}B_{4}B_{5}</math>. Each o...")
- 17:12, 29 January 2021 (diff | hist) . . (+45) . . 1979 IMO Problems/Problem 1 (current)
- 17:11, 29 January 2021 (diff | hist) . . (+1,773) . . N 1979 IMO Problems/Problem 1 (Created page with "==Problem== If <math>p</math> and <math>q</math> are natural numbers so that<cmath> \frac{p}{q}=1-\frac{1}{2}+\frac{1}{3}-\frac{1}{4}+ \ldots -\frac{1}{1318}+\frac{1}{1319}, <...")
- 17:10, 29 January 2021 (diff | hist) . . (+2,773) . . 1979 IMO Problems (current)
- 17:06, 29 January 2021 (diff | hist) . . (+66) . . 1978 IMO Problems/Problem 6
- 17:05, 29 January 2021 (diff | hist) . . (0) . . 1978 IMO Problems/Problem 5 (current)
- 17:05, 29 January 2021 (diff | hist) . . (+1,256) . . 1978 IMO Problems/Problem 5
- 17:04, 29 January 2021 (diff | hist) . . (+150) . . 1978 IMO Problems/Problem 4 (current)
- 17:03, 29 January 2021 (diff | hist) . . (+54) . . 1978 IMO Problems/Problem 4
- 17:03, 29 January 2021 (diff | hist) . . (+2,920) . . 1978 IMO Problems/Problem 4
- 17:01, 29 January 2021 (diff | hist) . . (+2,311) . . 1978 IMO Problems/Problem 3 (current)
- 17:00, 29 January 2021 (diff | hist) . . (+75) . . 1978 IMO Problems/Problem 2
- 16:59, 29 January 2021 (diff | hist) . . (+624) . . 1978 IMO Problems/Problem 2
- 16:57, 29 January 2021 (diff | hist) . . (+1,289) . . 1978 IMO Problems/Problem 1
- 16:56, 29 January 2021 (diff | hist) . . (+4) . . 1978 IMO Problems (current)
- 16:56, 29 January 2021 (diff | hist) . . (+2,726) . . 1978 IMO Problems
- 16:54, 29 January 2021 (diff | hist) . . (+33) . . 1977 IMO Problems (current)
- 16:51, 29 January 2021 (diff | hist) . . (+5) . . 1977 IMO Problems
- 16:49, 29 January 2021 (diff | hist) . . (0) . . 1977 IMO Problems/Problem 6 (current)
- 16:49, 29 January 2021 (diff | hist) . . (+66) . . 1977 IMO Problems/Problem 6
- 16:48, 29 January 2021 (diff | hist) . . (+2) . . 1977 IMO Problems/Problem 4 (current)
- 16:48, 29 January 2021 (diff | hist) . . (+8) . . 1977 IMO Problems/Problem 4
- 16:47, 29 January 2021 (diff | hist) . . (+1,646) . . 1977 IMO Problems/Problem 4
- 16:46, 29 January 2021 (diff | hist) . . (+1,298) . . N 1977 IMO Problems/Problem 5 (Created page with "==Problem== Let <math>a,b</math> be two natural numbers. When we divide <math>a^2+b^2</math> by <math>a+b</math>, we the the remainder <math>r</math> and the quotient <math>q....") (current)
- 16:46, 29 January 2021 (diff | hist) . . (-1,298) . . 1977 IMO Problems/Problem 4 (Blanked the page) (Tag: Blanking)
- 16:45, 29 January 2021 (diff | hist) . . (+38) . . 1977 IMO Problems/Problem 4
- 16:45, 29 January 2021 (diff | hist) . . (+1,260) . . N 1977 IMO Problems/Problem 4 (Created page with "==Problem== Let <math>a,b</math> be two natural numbers. When we divide <math>a^2+b^2</math> by <math>a+b</math>, we the the remainder <math>r</math> and the quotient <math>q....")
- 16:43, 29 January 2021 (diff | hist) . . (+1,993) . . N 1977 IMO Problems/Problem 3 (Created page with "==Problem== Let <math>n</math> be a given number greater than 2. We consider the set <math>V_n</math> of all the integers of the form <math>1 + kn</math> with <math>k = 1, 2,...") (current)
- 16:42, 29 January 2021 (diff | hist) . . (+1,201) . . N 1977 IMO Problems/Problem 2 (Created page with "==Problem== In a finite sequence of real numbers the sum of any seven successive terms is negative and the sum of any eleven successive terms is positive. Determine the maximu...") (current)
- 16:40, 29 January 2021 (diff | hist) . . (+1,172) . . N 1977 IMO Problems/Problem 1 (Created page with "==Problem== In the interior of a square <math>ABCD</math> we construct the equilateral triangles <math>ABK, BCL, CDM, DAN.</math> Prove that the midpoints of the four segments...") (current)
- 16:39, 29 January 2021 (diff | hist) . . (+2,714) . . N 1977 IMO Problems (Created page with "Problems of the 1977 IMO in Yugoslavia. ==Problem 1== In the interior of a square <math>ABCD</math> we construct the equilateral triangles <math>ABK, BCL, CDM, DAN.</math...")
- 16:30, 29 January 2021 (diff | hist) . . (-4) . . 1976 IMO Problems/Problem 6 (current)
- 16:29, 29 January 2021 (diff | hist) . . (-6) . . 1976 IMO Problems/Problem 6
- 16:29, 29 January 2021 (diff | hist) . . (-28) . . 1976 IMO Problems/Problem 6
- 16:28, 29 January 2021 (diff | hist) . . (+1,381) . . 1976 IMO Problems/Problem 5 (current)
- 16:27, 29 January 2021 (diff | hist) . . (-2) . . 1976 IMO Problems/Problem 3 (current)
- 16:26, 29 January 2021 (diff | hist) . . (+10) . . 1976 IMO Problems/Problem 3
- 16:25, 29 January 2021 (diff | hist) . . (+5) . . 1976 IMO Problems (current)
- 16:25, 29 January 2021 (diff | hist) . . (+12) . . 1976 IMO Problems
- 16:24, 29 January 2021 (diff | hist) . . (+234) . . 1976 IMO Problems
- 16:23, 29 January 2021 (diff | hist) . . (+1) . . 1976 IMO Problems
- 16:22, 29 January 2021 (diff | hist) . . (+286) . . 1976 IMO Problems
- 16:21, 29 January 2021 (diff | hist) . . (+2,389) . . 1975 IMO Problems/Problem 6 (current)
- 16:17, 29 January 2021 (diff | hist) . . (+1,660) . . 1975 IMO Problems/Problem 5 (current)
- 16:14, 29 January 2021 (diff | hist) . . (+4,194) . . 1975 IMO Problems/Problem 3 (current)
- 16:10, 29 January 2021 (diff | hist) . . (+970) . . 1975 IMO Problems/Problem 2 (current)
- 16:10, 29 January 2021 (diff | hist) . . (-915) . . 1975 IMO Problems/Problem 3
- 16:09, 29 January 2021 (diff | hist) . . (+336) . . N 1975 IMO Problems/Problem 2 (Created page with "==Problem== Let <math>a_1, a_2, a_3, \cdots</math> be an infinite increasing sequence of positive integers. Prove that for every <math>p \geq 1</math> there are infinitely man...")
- 16:09, 29 January 2021 (diff | hist) . . (+1,130) . . 1975 IMO Problems/Problem 3
- 16:06, 29 January 2021 (diff | hist) . . (+1) . . 1975 IMO Problems (current)
- 16:05, 29 January 2021 (diff | hist) . . (+2) . . 1975 IMO Problems
- 16:05, 29 January 2021 (diff | hist) . . (+284) . . 1975 IMO Problems
- 16:03, 29 January 2021 (diff | hist) . . (+151) . . 1974 IMO Problems/Problem 4 (current)
- 16:02, 29 January 2021 (diff | hist) . . (+2,566) . . 1974 IMO Problems/Problem 6 (current)
- 16:00, 29 January 2021 (diff | hist) . . (+54) . . 1974 IMO Problems/Problem 5 (current)
- 15:59, 29 January 2021 (diff | hist) . . (+1,863) . . 1974 IMO Problems/Problem 4
- 15:58, 29 January 2021 (diff | hist) . . (+2) . . 1974 IMO Problems/Problem 3 (current)
- 15:58, 29 January 2021 (diff | hist) . . (+1,240) . . 1974 IMO Problems/Problem 3
- 15:56, 29 January 2021 (diff | hist) . . (+54) . . 1974 IMO Problems/Problem 2 (current)
- 15:56, 29 January 2021 (diff | hist) . . (+2,807) . . 1974 IMO Problems/Problem 2
- 15:53, 29 January 2021 (diff | hist) . . (+287) . . 1974 IMO Problems (current)
- 15:52, 29 January 2021 (diff | hist) . . (+1) . . 1973 IMO Problems/Problem 6 (→Solution)
- 15:52, 29 January 2021 (diff | hist) . . (+85) . . 1973 IMO Problems/Problem 6
- 15:51, 29 January 2021 (diff | hist) . . (+56) . . 1973 IMO Problems/Problem 5 (current)
- 15:50, 29 January 2021 (diff | hist) . . (+182) . . 1973 IMO Problems/Problem 4
- 15:48, 29 January 2021 (diff | hist) . . (+10) . . 1973 IMO Problems/Problem 3
- 15:48, 29 January 2021 (diff | hist) . . (0) . . 1973 IMO Problems/Problem 3
- 15:48, 29 January 2021 (diff | hist) . . (+56) . . 1973 IMO Problems/Problem 3
- 15:47, 29 January 2021 (diff | hist) . . (0) . . 1973 IMO Problems/Problem 2
- 15:47, 29 January 2021 (diff | hist) . . (+54) . . 1973 IMO Problems/Problem 2
- 15:47, 29 January 2021 (diff | hist) . . (+130) . . 1973 IMO Problems/Problem 2
- 15:45, 29 January 2021 (diff | hist) . . (+702) . . 1973 IMO Problems/Problem 1 (→Solution) (current)
- 15:44, 29 January 2021 (diff | hist) . . (+1) . . 1973 IMO Problems (current)
- 15:43, 29 January 2021 (diff | hist) . . (+286) . . 1973 IMO Problems
- 15:42, 29 January 2021 (diff | hist) . . (+7,317) . . 1972 IMO Problems/Problem 6 (current)
- 15:39, 29 January 2021 (diff | hist) . . (+56) . . 1972 IMO Problems/Problem 5 (current)
- 15:39, 29 January 2021 (diff | hist) . . (+56) . . 1972 IMO Problems/Problem 4 (current)
- 15:36, 29 January 2021 (diff | hist) . . (+29) . . 1972 IMO Problems/Problem 4 (latex)
- 15:35, 29 January 2021 (diff | hist) . . (+54) . . 1972 IMO Problems/Problem 3
- 15:35, 29 January 2021 (diff | hist) . . (+26) . . 1972 IMO Problems/Problem 2
- 15:34, 29 January 2021 (diff | hist) . . (+1,056) . . 1972 IMO Problems/Problem 2
- 14:15, 29 January 2021 (diff | hist) . . (+287) . . 1972 IMO Problems (current)
- 14:14, 29 January 2021 (diff | hist) . . (+5,716) . . 1971 IMO Problems/Problem 6 (current)
- 14:10, 29 January 2021 (diff | hist) . . (+101) . . 1971 IMO Problems/Problem 6
- 14:09, 29 January 2021 (diff | hist) . . (+3,780) . . 1971 IMO Problems/Problem 5 (current)
- 14:06, 29 January 2021 (diff | hist) . . (+91) . . 1971 IMO Problems/Problem 5
- 14:02, 29 January 2021 (diff | hist) . . (+1,675) . . 1971 IMO Problems/Problem 4 (current)
- 13:58, 29 January 2021 (diff | hist) . . (+860) . . 1971 IMO Problems/Problem 3 (current)
- 13:55, 29 January 2021 (diff | hist) . . (+871) . . 1971 IMO Problems/Problem 2 (current)
- 13:54, 29 January 2021 (diff | hist) . . (+1,395) . . 1971 IMO Problems/Problem 1 (current)
- 13:52, 29 January 2021 (diff | hist) . . (+288) . . 1971 IMO Problems (current)
- 13:48, 29 January 2021 (diff | hist) . . (-439) . . 1970 IMO Problems
- 13:46, 29 January 2021 (diff | hist) . . (+385) . . 1969 IMO Problems/Problem 6
- 13:44, 29 January 2021 (diff | hist) . . (+1,921) . . 1969 IMO Problems/Problem 5 (current)
- 13:42, 29 January 2021 (diff | hist) . . (+4,248) . . 1969 IMO Problems/Problem 4 (current)
- 13:42, 29 January 2021 (diff | hist) . . (-4,248) . . 1969 IMO Problems/Problem 4
- 13:42, 29 January 2021 (diff | hist) . . (+4,248) . . 1969 IMO Problems/Problem 4
- 13:37, 29 January 2021 (diff | hist) . . (0) . . 1969 IMO Problems/Problem 3
- 13:37, 29 January 2021 (diff | hist) . . (+93) . . 1969 IMO Problems/Problem 3
- 13:36, 29 January 2021 (diff | hist) . . (+1) . . 1969 IMO Problems/Problem 2
- 13:35, 29 January 2021 (diff | hist) . . (+317) . . 1969 IMO Problems/Problem 1
- 13:34, 29 January 2021 (diff | hist) . . (+285) . . 1969 IMO Problems (current)
- 13:33, 29 January 2021 (diff | hist) . . (+54) . . 1968 IMO Problems/Problem 5 (current)
- 13:24, 29 January 2021 (diff | hist) . . (+4) . . 1968 IMO Problems (current)
- 13:24, 29 January 2021 (diff | hist) . . (+284) . . 1968 IMO Problems
- 13:23, 29 January 2021 (diff | hist) . . (0) . . 1967 IMO Problems/Problem 6
- 13:19, 29 January 2021 (diff | hist) . . (-8) . . 1967 IMO Problems/Problem 6
- 13:18, 29 January 2021 (diff | hist) . . (+886) . . 1967 IMO Problems/Problem 3
- 13:16, 29 January 2021 (diff | hist) . . (+800) . . 1967 IMO Problems/Problem 2 (current)
- 13:15, 29 January 2021 (diff | hist) . . (+1,182) . . 1967 IMO Problems/Problem 4 (current)
- 13:14, 29 January 2021 (diff | hist) . . (+617) . . 1967 IMO Problems/Problem 5 (current)
- 13:11, 29 January 2021 (diff | hist) . . (+55) . . 1967 IMO Problems/Problem 5
- 13:10, 29 January 2021 (diff | hist) . . (+54) . . 1967 IMO Problems/Problem 4
- 12:54, 29 January 2021 (diff | hist) . . (+54) . . 1967 IMO Problems/Problem 2
- 12:54, 29 January 2021 (diff | hist) . . (+68) . . 1967 IMO Problems/Problem 1
- 12:53, 29 January 2021 (diff | hist) . . (+53) . . 1966 IMO Problems/Problem 5 (current)
- 12:53, 29 January 2021 (diff | hist) . . (+38) . . 1966 IMO Problems/Problem 4 (current)
- 12:52, 29 January 2021 (diff | hist) . . (+53) . . 1965 IMO Problems/Problem 6 (current)
- 12:51, 29 January 2021 (diff | hist) . . (+55) . . 1965 IMO Problems/Problem 5
- 12:51, 29 January 2021 (diff | hist) . . (+55) . . 1965 IMO Problems/Problem 4 (current)
- 12:50, 29 January 2021 (diff | hist) . . (+55) . . 1965 IMO Problems/Problem 3
- 12:50, 29 January 2021 (diff | hist) . . (0) . . 1964 IMO Problems/Problem 6
- 12:49, 29 January 2021 (diff | hist) . . (+67) . . 1964 IMO Problems/Problem 6
- 12:49, 29 January 2021 (diff | hist) . . (+40) . . 1964 IMO Problems/Problem 5 (current)
- 12:48, 29 January 2021 (diff | hist) . . (+55) . . 1964 IMO Problems/Problem 4
- 12:48, 29 January 2021 (diff | hist) . . (+55) . . 1964 IMO Problems/Problem 3 (current)
- 12:47, 29 January 2021 (diff | hist) . . (+20) . . 1964 IMO Problems/Problem 3
- 12:47, 29 January 2021 (diff | hist) . . (0) . . 1964 IMO Problems/Problem 2
- 12:46, 29 January 2021 (diff | hist) . . (+54) . . 1964 IMO Problems/Problem 2
- 12:45, 29 January 2021 (diff | hist) . . (+69) . . 1964 IMO Problems/Problem 1
- 12:40, 29 January 2021 (diff | hist) . . (+285) . . 1967 IMO Problems (current)
- 12:39, 29 January 2021 (diff | hist) . . (+102) . . 1966 IMO Problems (current)
- 12:39, 29 January 2021 (diff | hist) . . (+285) . . 1965 IMO Problems (current)
- 12:38, 29 January 2021 (diff | hist) . . (+151) . . 1964 IMO Problems (current)
- 12:37, 29 January 2021 (diff | hist) . . (-13) . . 1964 IMO Problems/Problem 5
- 12:36, 29 January 2021 (diff | hist) . . (+44) . . 1962 IMO (current)
- 22:09, 25 January 2021 (diff | hist) . . (+35) . . User:Centslordm
- 20:00, 23 January 2021 (diff | hist) . . (+22) . . N 2023 AMC 10A (Created page with "will be out in 2 years")
- 15:17, 22 January 2021 (diff | hist) . . (+42) . . 2021 AMC 10A
- 15:13, 22 January 2021 (diff | hist) . . (-64) . . 2021 AMC 10A Problems/Problem 25 (Blanked the page) (Tag: Blanking)
- 15:12, 22 January 2021 (diff | hist) . . (+2) . . 2021 AMC 10A Problems/Problem 25
- 15:12, 22 January 2021 (diff | hist) . . (-25) . . 2021 AMC 10A Problems/Problem 25 (don't try looking for new contest problems :P)
- 15:19, 4 January 2021 (diff | hist) . . (0) . . 2000 AMC 10 Problems
- 21:28, 30 December 2020 (diff | hist) . . (+1) . . 1960 AHSME Problems/Problem 1 (→Problem) (current)
- 21:27, 30 December 2020 (diff | hist) . . (-4) . . 1960 AHSME Problems (latex) (current)
- 14:16, 16 December 2020 (diff | hist) . . (+3,494) . . 2007 AMC 12A Problems/Problem 22 (→Solution 4)
- 11:26, 16 December 2020 (diff | hist) . . (0) . . AoPS Wiki:Competition ratings (→AMC 12)
- 11:25, 16 December 2020 (diff | hist) . . (-101) . . AoPS Wiki:Competition ratings (→Problem Solving Books for Intermediate Students)
- 11:24, 16 December 2020 (diff | hist) . . (+13) . . AoPS Wiki:Competition ratings (→Problem Solving Books for Intermediate Students)
- 11:24, 16 December 2020 (diff | hist) . . (+6) . . AoPS Wiki:Competition ratings
- 11:23, 16 December 2020 (diff | hist) . . (+752) . . AoPS Wiki:Competition ratings (Added some intermediate book statistics)
- 11:16, 16 December 2020 (diff | hist) . . (+4) . . AoPS Wiki:Competition ratings (→Mathcounts)
- 19:06, 1 December 2020 (diff | hist) . . (+13) . . 1985 AJHSME Problems (→Problem 1)
- 19:06, 1 December 2020 (diff | hist) . . (+1) . . 1985 AJHSME Problems (→Problem 1)
- 21:19, 23 November 2020 (diff | hist) . . (+1) . . 2000 AMC 12 Problems/Problem 2 (→Problem)
- 21:18, 23 November 2020 (diff | hist) . . (+10) . . 2000 AMC 12 Problems/Problem 1 (→Problem)
- 21:18, 23 November 2020 (diff | hist) . . (+10) . . 2000 AMC 12 Problems/Problem 25 (Latex Consistency)
- 20:14, 9 October 2020 (diff | hist) . . (-3) . . 2000 AIME I Problems/Problem 2 (→Solution 1)
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