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: ['t', '251', 'b', '241', 'z', '255']

Output: 1, 2, 4, 5


Input: Consider Input: ['h', 'l', '43', 'b', 'g', '265', '355', 'y']

Output: 2, 3, 4, 5, 6


Input: Consider Input: ['321', '253', '279', '19', 'v', 'g', 'o', 'k', '75', 'h', '427']


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