Achievement: Solve a 2d problem

Solve a 2d problem

400 XP

Solve a 2d problem.

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Misha_O 4k, Айко Асида 4k, Luka Hadji Jordanov 5k, Tatesin 1d, nanimono 1k, Hippocampus 2k, ntl4z 1d, Virsk 4k, Paulo Camargo 4k, Terri 3k

and 1311 others.