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.
--------
Question: ['63', 'd', 'd', 'h', 'p', 'j', 'c', '11', 'p', '405', 'k', '59', 'p']

Answer: 0, 1, 3, 4, 5, 6, 9


Question: ['445', '91', '141', '185', 'b', 'k', 'f', 'l', 'i', '229', 't', 'v']

Answer: 1, 2, 4, 5, 8, 9


Question: ['d', 'l', '115']

Answer:
1, 5