0 4 x 7 8 July 8, 2019 16 32 64 128 X 4 8x 7 0 9 4 x 7 8 x 0 52 1 4 x =- 3 x 0 7 8 8x 4 x 2 7 0 X 7 7x 4 8x 0 4 x 7 2 x 8 0 0 4×0 7 0 7 x 8 4 x 0 7 0 7 x 0 4
