User contributions
- 10:02, 3 June 2021 (diff | hist) . . (-13) . . 1967 IMO Problems/Problem 6 (→Solution)
- 10:01, 3 June 2021 (diff | hist) . . (-1) . . 1967 IMO Problems/Problem 6
- 10:00, 3 June 2021 (diff | hist) . . (+201) . . 1967 IMO Problems/Problem 6 (Added a solution for IMO 1967 Problem 6)