5 September 2025

• 21:3221:32, 5 September 2025 diff hist +129 m 2012 AMC 10A Problems/Problem 23 →Remark

17 August 2025

• 13:1013:10, 17 August 2025 diff hist +440 2023 AIME I Problems/Problem 12 →Solution 1 (Coordinates Bash) current

16 August 2025

• 19:3919:39, 16 August 2025 diff hist −4 m 2023 AIME I Problems/Problem 10 →Solution 4 (Calculus) current

19 April 2025

• 16:5716:57, 19 April 2025 diff hist +150 2016 USAJMO Problems/Problem 5 →Solution 7 current
• 16:5516:55, 19 April 2025 diff hist +380 2016 USAJMO Problems/Problem 5 →Solution 6

17 April 2025

• 13:5313:53, 17 April 2025 diff hist −21 2025 USAJMO Problems/Problem 1 →Solution current

14 April 2025

• 13:3013:30, 14 April 2025 diff hist +21 2025 USAJMO Problems/Problem 1 →Solution

22 March 2025

• 16:4016:40, 22 March 2025 diff hist +1,117 2025 USAJMO Problems/Problem 1 No edit summary

13 February 2025

• 21:3721:37, 13 February 2025 diff hist −3 m 2025 AIME I Problems/Problem 13 →Solution 1
• 21:3521:35, 13 February 2025 diff hist 0 m 2025 AIME I Problems/Problem 13 →Solution 1
• 21:2621:26, 13 February 2025 diff hist +76 m 2025 AIME I Problems/Problem 13 →Solution 1
• 21:2321:23, 13 February 2025 diff hist +69 2025 AIME I Problems/Problem 13 →Solution 1
• 21:2121:21, 13 February 2025 diff hist +1,433 2025 AIME I Problems/Problem 13 →Solution 1
• 21:1321:13, 13 February 2025 diff hist +1 2025 AIME I Problems/Problem 13 →Solution 1
• 21:1221:12, 13 February 2025 diff hist +1,109 2025 AIME I Problems/Problem 13 →Solution 1
• 21:0521:05, 13 February 2025 diff hist +2,131 2025 AIME I Problems/Problem 13 →Solution 1
• 20:5420:54, 13 February 2025 diff hist +535 2025 AIME I Problems/Problem 13 →Problem

3 February 2025

• 20:4120:41, 3 February 2025 diff hist +1,467 2002 AIME II Problems/Problem 14 →Solution 3

8 January 2025

• 16:3516:35, 8 January 2025 diff hist +1,114 2008 AIME II Problems/Problem 14 →Solution 6 (Geometry and Trigonometry)

15 November 2024

• 15:1215:12, 15 November 2024 diff hist +26 m 2024 AMC 10B Problems/Problem 18 →Solution 2 (Euler Totient)

19 September 2024

• 15:4315:43, 19 September 2024 diff hist +2 m 2012 AIME I Problems/Problem 14 →Solution 2 current
• 15:4215:42, 19 September 2024 diff hist 0 m 2012 AIME I Problems/Problem 14 →Solution 5 (vectors)
• 15:4215:42, 19 September 2024 diff hist 0 m 2012 AIME I Problems/Problem 14 →Solution 4 (clean)
• 15:4215:42, 19 September 2024 diff hist +1,332 m 2012 AIME I Problems/Problem 14 →Solution 1
• 15:4115:41, 19 September 2024 diff hist 0 m 2012 AIME I Problems/Problem 14 →Solution 3 (Messy)
• 15:4115:41, 19 September 2024 diff hist 0 m 2012 AIME I Problems/Problem 14 →Solution 2

20 August 2024

• 11:2711:27, 20 August 2024 diff hist +744 2020 AMC 12B Problems/Problem 22 →Solution 6

28 July 2024

• 22:5622:56, 28 July 2024 diff hist +1,639 2024 AIME II Problems/Problem 9 →Solution 3

13 June 2024

• 19:2419:24, 13 June 2024 diff hist −22 2023 AIME I Problems/Problem 10 →Solution 4 (Calculus)

10 June 2024

• 17:5417:54, 10 June 2024 diff hist −1 2015 AIME II Problems/Problem 12 →Remark
• 17:5417:54, 10 June 2024 diff hist +67 2015 AIME II Problems/Problem 12 →Solution 7 (Generating Functions)

4 June 2024

• 16:2616:26, 4 June 2024 diff hist −130 2017 USAJMO Problems/Problem 1 →Solution 6 (Motivation for Solution) current
• 15:3415:34, 4 June 2024 diff hist +30 2017 USAJMO Problems/Problem 1 →Solution 6 (Motivation for Solution)
• 15:3315:33, 4 June 2024 diff hist +115 2017 USAJMO Problems/Problem 1 →Solution 6 (Motivation for Solution)

30 April 2024

• 14:3014:30, 30 April 2024 diff hist +366 2013 AMC 12A Problems/Problem 21 →Solution 7 (Not rigorous but it works)

15 April 2024

• 16:1116:11, 15 April 2024 diff hist +12 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:1116:11, 15 April 2024 diff hist +185 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0716:07, 15 April 2024 diff hist 0 m 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0616:06, 15 April 2024 diff hist −11 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0616:06, 15 April 2024 diff hist −85 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0316:03, 15 April 2024 diff hist +3 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0316:03, 15 April 2024 diff hist +1 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0216:02, 15 April 2024 diff hist +145 m 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0116:01, 15 April 2024 diff hist +1 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0116:01, 15 April 2024 diff hist +4 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0016:00, 15 April 2024 diff hist +26 2024 USAJMO Problems/Problem 4 →Solution 2
• 16:0016:00, 15 April 2024 diff hist +3,106 2024 USAJMO Problems/Problem 4 →Solution 2
• 15:3315:33, 15 April 2024 diff hist +16 2024 USAJMO Problems/Problem 4 →Solution 1

13 April 2024

• 14:4014:40, 13 April 2024 diff hist +541 2023 AIME I Problems/Problem 12 →Solution 1 (Coordinates Bash)

5 April 2024

• 20:1320:13, 5 April 2024 diff hist +5 m 2016 AIME II Problems/Problem 12 →Solution 12 (Probability & Expected Value)