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.

['u', 'm', 's', '101', '427', 'h', 'i', '463', 'j', '77', '465', 'r']
0, 1, 2, 3, 4, 5, 6, 7

['g', '169', '93', 'z', 'h', '493', 'r']
1, 3, 4, 6, 9

['193', 'j', 'o', 'x', 'm', 'a', 'l', 'd', 'i', '371', 'k', 'm', 'l', 'q', 't']

1, 3, 7, 9