5 2 5 3 7 8 July 8, 2019 16 32 64 128 2 5 3 7 8 9 4 2 5 3 7 8 1 2 5 3 7 8 2 5 3 8 7 6 Solve 2 5 3 7 8 9 2 3 5 5 8 7 y