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.

['385', 'k', 'a', 't', 'o', 'b', 'g', 'u', '319', 'e', '315', '365']
1, 3, 5, 6, 8, 9

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

['459', '201', 'o', '79', 'w', 'a']

0, 1, 2, 4, 5, 7, 9