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]: ['d', '335', '23', '461', '497', 'p', '313']
[EX A]: 1, 2, 3, 4, 5, 6, 7, 9

[EX Q]: ['103', '431', 'z', '99', 'h', 'c', 'a', '433', '55', 'k', 'a']
[EX A]: 0, 1, 3, 4, 5, 9

[EX Q]: ['19', 'y', 'w', 'g', '185', 'l', '49', 'i']
[EX A]:
1, 4, 5, 8, 9