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.

['r', '135', 't', 'm', 'f', '329', '475', '243', 'z', 'q', '31', '141']
1, 2, 3, 4, 5, 7, 9

['h', '281', 'x', '471']
1, 2, 4, 7, 8

['f', '333', '471', 'x', '405']

0, 1, 3, 4, 5, 7