In this task, you are given an input list A. You need to extract and sort the unique digits used in the list in ascending order. Return -1 if there is no digit in the list.

['469', 'y', 'j', 'u', '475', 'k', 'k']
4, 5, 6, 7, 9

['g', '411', '307', 'i', '483', 'z', '29', 't', 'f', 'z']
0, 1, 2, 3, 4, 7, 8, 9

['127', '361', 'b', 'x', '373', '445', '405', 'v', '79', 'y', '225', 'b', 'c', '105']

0, 1, 2, 3, 4, 5, 6, 7, 9