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]: ['i', 'f', '409', 'c', '83']
[EX A]: 0, 3, 4, 8, 9

[EX Q]: ['i', 'z', '131', '449', '141', 's']
[EX A]: 1, 3, 4, 9

[EX Q]: ['q', '99', 'r', '93', '449', '341', '253', 'n', '199', '329', '413']
[EX A]:
1, 2, 3, 4, 5, 9