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]: ['g', 'g', 'r', 'g', 'b', 'z', '441', 'z', 'f', '35', 'x', '327', 'l', 'n']
[EX A]: 1, 2, 3, 4, 5, 7

[EX Q]: ['a', '55', 's', '71', '271', '211']
[EX A]: 1, 2, 5, 7

[EX Q]: ['d', 'a', 'g', '295', '209', '353', '123', 'l', 's']
[EX A]:
0, 1, 2, 3, 5, 9