User contributions
- 17:40, 1 November 2025 (diff | hist) . . (+12) . . m 2021 AMC 10B Problems/Problem 15 (→Solution 8 (very efficient)) (current)
- 16:01, 1 November 2025 (diff | hist) . . (+9) . . m 2021 AMC 10B Problems/Problem 15
- 15:59, 1 November 2025 (diff | hist) . . (-1) . . m 2021 AMC 10B Problems/Problem 15
- 15:58, 1 November 2025 (diff | hist) . . (+829) . . 2021 AMC 10B Problems/Problem 15 (I found a very efficient solution and decided to add a solution here.)
