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.

[EX Q]: ['65', '195', 'k', '231', 'v', '359', '339', 'h', '405', '359', 'j']
[EX A]: 0, 1, 2, 3, 4, 5, 6, 9

[EX Q]: ['397', 'x', 'e', '179', '105', '381']
[EX A]: 0, 1, 3, 5, 7, 8, 9

[EX Q]: ['17', '107', '103', '365', '385', '323', '73', '471']
[EX A]:
0, 1, 2, 3, 4, 5, 6, 7, 8