15 June 2021

• 08:2608:26, 15 June 2021 diff hist 0 2021 AIME II Problems/Problem 14 →Solution 4 (Easy and Simple)

14 March 2021

• 21:3821:38, 14 March 2021 diff hist +4 2021 AIME I Problems/Problem 9 →Solution 4 (Cool Solution by advanture)
• 21:3821:38, 14 March 2021 diff hist −12 2021 AIME I Problems/Problem 9 →Solution 4 (Cool Solution by advanture)
• 21:3721:37, 14 March 2021 diff hist −7 2021 AIME I Problems/Problem 9 →Solution 4 (Cool Solution by advanture)
• 21:3621:36, 14 March 2021 diff hist +13 2021 AIME I Problems/Problem 9 →Solution 4 (Cool Solution by advanture)
• 21:3521:35, 14 March 2021 diff hist +54 2021 AIME I Problems/Problem 9 →Solution 4 (Cool Solution by advanture)
• 21:3221:32, 14 March 2021 diff hist −7 2021 AIME I Problems/Problem 9 →Solution 4 (Cool Solution by advanture)
• 20:5720:57, 14 March 2021 diff hist +12 2021 AIME I Problems/Problem 9 →Solution 4 (Cool Solution by advanture)
• 20:5520:55, 14 March 2021 diff hist +2,760 2021 AIME I Problems/Problem 9 →Solution 4 (Cool Reflection, some Pythag and a little Similarity)
• 20:3420:34, 14 March 2021 diff hist +2 2021 AIME I Problems/Problem 9 →Solution 3 (Similarity)
• 20:3420:34, 14 March 2021 diff hist +69 2021 AIME I Problems/Problem 9 →Solution 3 (Similarity)

12 March 2021

• 23:1023:10, 12 March 2021 diff hist +28 Lattice point →Example
• 23:0823:08, 12 March 2021 diff hist +419 Lattice point No edit summary
• 23:0023:00, 12 March 2021 diff hist +95 Mass points →Solution
• 22:5522:55, 12 March 2021 diff hist +657 Mass points →Example 2

30 January 2021

• 21:5321:53, 30 January 2021 diff hist +54 2018 AMC 10A Problems/Problem 18 →Casework and Recursion Solution
• 21:2821:28, 30 January 2021 diff hist +2,332 2018 AMC 10A Problems/Problem 18 →Solution