3 8 х 0 1 2 July 8, 2019 16 32 64 128 3 8 x 0 1 2 8 1 х 0 7 2 3 0 8 1-3х 3 7 0 8 1-3x 3 7 0 8+2 3 3 1/8 х 2 0 8+1 3