Contest “Respublika” [65], 2004
Other thematic variants of this Problem, please, see below:
Changed on 17-03-2021.
Thematic variant: 1. 42-48 14x41 2. 43-39 34x32 3. 48-31 36x27 4. 11-06 02x11 5. 06x26 32-38 6. 26-48