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.

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

['d', '335', '23', '461', '497', 'p', '313']
1, 2, 3, 4, 5, 6, 7, 9

['p', '287', '349', '171', 'k', '315', '241', 'd', '69', 'w', '371']

1, 2, 3, 4, 5, 6, 7, 8, 9