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.

['121', 'm', 'n', '143', '281', 'c', 'j']
1, 2, 3, 4, 8

['u', 'c', 'f', 'z', '51', '301', 'q', '275']
0, 1, 2, 3, 5, 7

['l', '229', 'v', '269', 'z', 'q']

2, 6, 9