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.

['s', 'y', '133', 'c', '415', 'p']
1, 3, 4, 5

['v', 'q', '139', '79', '149', '469', 'g', '239', '221', 'v', '77']
1, 2, 3, 4, 6, 7, 9

['v', '215', 'a', '487', '425']

1, 2, 4, 5, 7, 8