12 February 2017

• 13:4213:42, 12 February 2017 diff hist +1 AMC historical results →AMC 10A
• 13:4113:41, 12 February 2017 diff hist +45 AMC historical results →AMC 10A
• 13:4113:41, 12 February 2017 diff hist +1 m AMC historical results →AMC 12B
• 13:4013:40, 12 February 2017 diff hist 0 m AMC historical results →AMC 12A
• 13:4013:40, 12 February 2017 diff hist 0 m AMC historical results →AMC 10B
• 13:2213:22, 12 February 2017 diff hist 0 m AMC historical results →AMC 10A

30 November 2016

• 16:2516:25, 30 November 2016 diff hist −2 1984 USAMO Problems/Problem 5 No edit summary
• 16:2516:25, 30 November 2016 diff hist +2 1984 USAMO Problems/Problem 5 No edit summary