Other thematic variants of this Zadacha, please, see below:
Thematic variant: 1. 39-48 25-30 2. 48x37 30x17 3. 02-11 17x06 4. 35-13 06-11 5. 27-16 11-17 6. 16-21 17x26 7. 13-31 [26].
