3 x 4 12 6 x 4 3 July 8, 2019 16 32 64 128 2x 1 3 x 4 4 3x 1 6 x 4 12 1 2 3 4 x 5 6 1 12 x 4 5 3 1 5 12 x 4 + 3 12 6 x 3 4 12 x 4 x3
