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.

['p', '305', 't', 'x', '497', '209', '151', '89', '53', '189', 'n', '129', 'c', '227', 'p']
0, 1, 2, 3, 4, 5, 7, 8, 9

['q', '17', '497', '69', 'n', '25', 'a', 'j', 'c', 'j', '303', '453', 'k', 'h']
0, 1, 2, 3, 4, 5, 6, 7, 9

['r', '199', 'p', '459', '395', '123', 'p', '285']

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