User contributions
- 21:10, 3 November 2024 (diff | hist) . . (-5) . . 2023 AMC 10A Problems (→Problem 19)
- 21:09, 3 November 2024 (diff | hist) . . (+5) . . m 2023 AMC 10A Problems (→Problem 19)
- 14:14, 18 December 2023 (diff | hist) . . (-1) . . m 2013 AMC 8 Problems/Problem 18 (→Solution 2 (Complementary Counting))