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.

Input: Consider Input: ['r', '273', 'h', '421', 'k', 'r', 'k', 't', 'x', 's', 'j']

Output: 1, 2, 3, 4, 7


Input: Consider Input: ['v', 'n', '303', '355', 'n', '205', '393', '239', '239', 'm', '123', '487']

Output: 0, 1, 2, 3, 4, 5, 7, 8, 9


Input: Consider Input: ['67', '43', '115', 'v']


Output: 1, 3, 4, 5, 6, 7