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.

[Q]: ['489', 'y', 's', 'x', '203', 't', 'y', '461', 'v', 'k', '371', 'e']
[A]: 0, 1, 2, 3, 4, 6, 7, 8, 9


[Q]: ['p', 'n', 'c', '113', '105', '423', 'k', 'a', '211', 'k', '91', '389']
[A]: 0, 1, 2, 3, 4, 5, 8, 9


[Q]: ['417', '323', 'b', 'a', '113', '427', '13', 'y', '93', '413', 't', 'o', '103']
[A]:
0, 1, 2, 3, 4, 7, 9