User contributions
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- 21:17, 14 November 2022 (diff | hist) . . (+31) . . 2022 AMC 12A Problems/Problem 24 (→Solution)
- 21:15, 14 November 2022 (diff | hist) . . (+139) . . 2022 AMC 10A Problems/Problem 16
- 21:09, 14 November 2022 (diff | hist) . . (+139) . . 2022 AMC 10A Problems/Problem 25
- 21:56, 11 November 2022 (diff | hist) . . (-26) . . 2022 AMC 12A Problems/Problem 25 (→Solution)
- 21:56, 11 November 2022 (diff | hist) . . (-43) . . 2022 AMC 12A Problems/Problem 25 (→Solution)
- 21:55, 11 November 2022 (diff | hist) . . (+66) . . 2022 AMC 12A Problems/Problem 25 (→Solution)
- 21:54, 11 November 2022 (diff | hist) . . (+3,957) . . N 2022 AMC 12A Problems/Problem 25 (Created page with "==Problem== A circle with integer radius <math>r</math> is centered at <math>(r, r)</math>. Distinct line segments of length <math>c_i</math> connect points <math>(0,a_i)</mat...")
- 21:51, 11 November 2022 (diff | hist) . . (+2,333) . . N 2022 AMC 12A Problems/Problem 22 (Created page with "==Problem== Let <math>c</math> be a real number, and let <math>z_1</math> and <math>z_2</math> be the two complex numbers satisfying the equation <math>z^2 - cz + 10 = 0</mat...")
- 21:47, 11 November 2022 (diff | hist) . . (+124) . . 2022 AMC 12A Problems/Problem 16
- 21:43, 11 November 2022 (diff | hist) . . (+68) . . 2022 AMC 12A Problems/Problem 24 (→Solution)
- 21:41, 11 November 2022 (diff | hist) . . (+11) . . 2022 AMC 12A Problems/Problem 24 (→Solution)
- 21:41, 11 November 2022 (diff | hist) . . (+3,231) . . N 2022 AMC 12A Problems/Problem 24 (Created page with "==Problem== How many strings of length 5 formed from the digits 0, 1, 2, 3, 4 are there such that for each <math>j \in \{1,2,3,4\}</math>, at least <math>j</math> of the digi...")
- 21:38, 11 November 2022 (diff | hist) . . (+126) . . 2022 AMC 12A Problems/Problem 20
- 21:36, 11 November 2022 (diff | hist) . . (+600) . . N 2022 AMC 12A Problems/Problem 19 (Created page with "==Problem== Suppose that 13 cards numbered 1, 2, 3, . . . , 13 are arranged in a row. The task is to pick them up in numerically increasing order, working repeatedly from lef...")
- 21:32, 11 November 2022 (diff | hist) . . (+39) . . 2022 AMC 12A Problems/Problem 18 (→Video Solution by Professor Chen Education Palace)
- 21:31, 11 November 2022 (diff | hist) . . (+126) . . 2022 AMC 12A Problems/Problem 15
- 21:30, 11 November 2022 (diff | hist) . . (+773) . . 2022 AMC 12A Problems/Problem 16 (→Solution)
- 21:28, 11 November 2022 (diff | hist) . . (+33) . . 2022 AMC 12A Problems/Problem 23 (→Solution)
- 21:27, 11 November 2022 (diff | hist) . . (+13) . . 2022 AMC 12A Problems/Problem 23 (→Solution)
- 21:26, 11 November 2022 (diff | hist) . . (+1) . . 2022 AMC 12A Problems/Problem 23 (→Solution)
- 21:26, 11 November 2022 (diff | hist) . . (+4) . . 2022 AMC 12A Problems/Problem 23 (→Solution)
- 21:26, 11 November 2022 (diff | hist) . . (+4) . . 2022 AMC 12A Problems/Problem 23 (→Solution)
- 21:26, 11 November 2022 (diff | hist) . . (+243) . . 2022 AMC 12A Problems/Problem 23 (→Solution)
- 21:22, 11 November 2022 (diff | hist) . . (+11) . . 2022 AMC 12A Problems/Problem 23 (→Problem)
- 21:22, 11 November 2022 (diff | hist) . . (+13) . . 2022 AMC 12A Problems/Problem 23 (→Solution)
- 21:21, 11 November 2022 (diff | hist) . . (-212) . . 2022 AMC 12A Problems/Problem 23 (→Solution)
- 21:20, 11 November 2022 (diff | hist) . . (+242) . . 2022 AMC 12A Problems/Problem 23
- 21:19, 11 November 2022 (diff | hist) . . (+1,282) . . N 2022 AMC 12A Problems/Problem 23 (Created page with "==Problem== Let <math>h_n</math> and <math>k_n</math> be the unique relatively prime positive integers such that \[ \frac{1}{1} + \frac{1}{2} + \frac{1}{3} + \cdots + \frac{...")
- 21:04, 11 November 2022 (diff | hist) . . (+528) . . N 2022 AMC 12A Problems/Problem 18 (Created page with "==Problem== Let <math>T_k</math> be the transformation of the coordinate plane that first rotates the plane <math>k</math> degrees counter-clockwise around the origin and the...")
- 20:59, 11 November 2022 (diff | hist) . . (+547) . . N 2022 AMC 12A Problems/Problem 16 (Created page with "==Problem== A \emph{triangular number} is a positive integer that can be expressed in the form <math>t_n = 1+2+3+\cdots+n</math>, for some positive integer <math>n</math>. Th...")
- 21:29, 7 November 2022 (diff | hist) . . (0) . . 2021 Fall AMC 10B Problems/Problem 19 (→Solution 4)
- 03:46, 20 February 2022 (diff | hist) . . (-1) . . 2022 AIME I Problems/Problem 14 (→Solution (Geometry + Number Theory))
- 14:48, 19 February 2022 (diff | hist) . . (+2,854) . . 2022 AIME II Problems/Problem 11
- 21:44, 18 February 2022 (diff | hist) . . (+5,964) . . 2022 AIME II Problems/Problem 15
- 14:31, 18 February 2022 (diff | hist) . . (+51) . . 2022 AIME II Problems/Problem 4 (→Solution 2)
- 14:31, 18 February 2022 (diff | hist) . . (+1,415) . . 2022 AIME II Problems/Problem 4
- 13:51, 18 February 2022 (diff | hist) . . (+1,808) . . 2022 AIME II Problems/Problem 12 (→Solution)
- 13:27, 18 February 2022 (diff | hist) . . (+2,820) . . 2022 AIME II Problems/Problem 13 (→Solution)
- 13:01, 18 February 2022 (diff | hist) . . (-28) . . 2022 AIME II Problems/Problem 10 (→Solution)
- 12:59, 18 February 2022 (diff | hist) . . (0) . . 2022 AIME II Problems/Problem 10 (→Solution)
- 12:58, 18 February 2022 (diff | hist) . . (+1,522) . . 2022 AIME II Problems/Problem 10
- 00:14, 18 February 2022 (diff | hist) . . (+3,053) . . 2022 AIME I Problems/Problem 15
- 00:11, 18 February 2022 (diff | hist) . . (+74) . . 2022 AIME I Problems/Problem 14
- 00:11, 18 February 2022 (diff | hist) . . (+2) . . 2022 AIME I Problems/Problem 14
- 00:06, 18 February 2022 (diff | hist) . . (+8,563) . . 2022 AIME I Problems/Problem 14
- 00:02, 18 February 2022 (diff | hist) . . (+74) . . 2022 AIME I Problems/Problem 12
- 00:01, 18 February 2022 (diff | hist) . . (+1,555) . . 2022 AIME I Problems/Problem 12
- 23:59, 17 February 2022 (diff | hist) . . (+905) . . 2022 AIME I Problems/Problem 12
- 23:57, 17 February 2022 (diff | hist) . . (+2,078) . . 2022 AIME I Problems/Problem 11
- 23:43, 17 February 2022 (diff | hist) . . (+2,005) . . 2022 AIME I Problems/Problem 10
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