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]: ['201', 'm', '157', 's', 'n', 'i', '325', 'x', '247', 'u', '187', 'e', '199']
[EX A]: 0, 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['105', 'u', '465', 'b', '59', 'd', 'w', 'r', '233', 'v', '197', '189', '329']
[EX A]: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

[EX Q]: ['207', '375', 'c', 'y', 't', '61', 'l', '85', 'n', '383']
[EX A]:
0, 1, 2, 3, 5, 6, 7, 8