14 15 x 2 13 July 8, 2019 16 32 64 128 14 x 2 13x 15 7x 4 Divide 14 x 2 13x 15 7x 4 4 15 x 3 14 x 2 13 3 15 x 2 14 x 1 13 15 x 14 14 1/2 x 15 14 ×15
