0 4 x 15 July 8, 2019 16 32 64 128 0 4 х 15 0 4 x 12 15 0 4 х 12 15 15000 x 0 4 1 2 15 0 4 x X 0 4 7 15 0 15 x 4 5 0 5 x 15 2 4 0 4×0 15 0 4 x 0 15
