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.

['227', '161', '389', 'g', 'g', 'i', 'm', '199', '487', '65', '341', '377', 'x', 'r']
1, 2, 3, 4, 5, 6, 7, 8, 9

['y', 'v', '311', 'f', '273']
1, 2, 3, 7

['j', 's', 'q', '221', '471', 'p', 's', '287', 'd', '299']

1, 2, 4, 7, 8, 9