User contributions
- 23:46, 5 February 2019 (diff | hist) . . (0) . . 2018 AMC 10B Problems/Problem 4 (→Solution 2)
- 23:46, 5 February 2019 (diff | hist) . . (-207) . . 2018 AMC 10B Problems/Problem 4 (→Solution 2)
- 23:45, 5 February 2019 (diff | hist) . . (-155) . . 2018 AMC 10B Problems/Problem 4 (→Solution 4 (Very Risky!))