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.

['169', '159', '103', '245', '449', 'a', 'w', 'b', '131', '385']
0, 1, 2, 3, 4, 5, 6, 8, 9

['s', '95', 'j', '173', '437', '143', 'n', '357', 'w', '239', '219']
1, 2, 3, 4, 5, 7, 9

['215', '391', '251', '177']

1, 2, 3, 5, 7, 9