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.

['401', 'a', '273', 'c', '117', 'x', 'b', 'h', 's', 'v']
0, 1, 2, 3, 4, 7

['285', 'h', '231', 'l', 'd', 'k', '309', '345', 'k', 'p', '351', '93', 'b', 'w']
0, 1, 2, 3, 4, 5, 8, 9

['315', '155', '47', 'j', '279']

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