12 March 2020

• 15:5515:55, 12 March 2020 diff hist +499 2020 AIME I Problems/Problem 1 →Problem

21 November 2018

• 17:4717:47, 21 November 2018 diff hist +13 2018 AMC 8 Problems/Problem 21 →Solution
• 17:4717:47, 21 November 2018 diff hist +2 m 2018 AMC 8 Problems/Problem 20 →Solution
• 16:1816:18, 21 November 2018 diff hist −4 m 2018 AMC 8 Problems/Problem 20 →Solution
• 16:1516:15, 21 November 2018 diff hist +1,015 2018 AMC 8 Problems/Problem 20 →Problem 20
• 15:5415:54, 21 November 2018 diff hist +41 2018 AMC 8 Problems/Problem 20 →Problem 20
• 15:5315:53, 21 November 2018 diff hist −137 2018 AMC 8 Problems/Problem 20 →Solution
• 15:5215:52, 21 November 2018 diff hist +97 2018 AMC 8 Problems/Problem 20 →Problem 20
• 15:4615:46, 21 November 2018 diff hist +633 2018 AMC 8 Problems/Problem 21 →Problem 21
• 15:2115:21, 21 November 2018 diff hist 0 2018 AMC 8 Problems →Problem 9