User contributions
- 19:48, 22 June 2025 (diff | hist) . . (+57) . . N File:OBM 1982 N3 P1.png (Figure for the 1982 OBM, Level 3, Problem 1) (current)
- 19:39, 22 June 2025 (diff | hist) . . (+57) . . N File:OBM-1982-N3-P1.png (Figure for the P1 of the 1982 OBM, level 3.) (current)
