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]: ['183', '89', '35', 'e', 'e', '499', 'e', 'u', 'y', 'o', 'f', 'l']
[EX A]: 1, 3, 4, 5, 8, 9

[EX Q]: ['c', '465', '147', 's', '113', 'd', 'c', '355']
[EX A]: 1, 3, 4, 5, 6, 7

[EX Q]: ['m', '37', 'm']
[EX A]:
3, 7