488

Part of 1989 All Soviet Union Mathematical Olympiad

Problems(1)

ASU 488 All Soviet Union MO 1989 77 blocks each 3x3x1 assembled 7x9x11

Source:

77

3 \times 3 \times1

be assembled to form a

7 \times 9 \times 11

combinatoricscombinatorial geometryTiling