1(a) n = 72, n = 36, n = 18, n = 9, n = 4, n = 2, n = 1, n = 0.
 (b) 0 0 0 1 0 0 1

2(a) m = 42, n = 28
     m = 14, n = 28
     m = 14, n = 14

 (b) 14