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]: ['85', '101', 'j', 'g', 'o', 'f', 'w', 'o', 'm', '45', 'e', 'z']
[EX A]: 0, 1, 4, 5, 8

[EX Q]: ['q', 'y', '49', '497', 'a', 'f', 'v', 'x', 'f', '347', '183', '489']
[EX A]: 1, 3, 4, 7, 8, 9

[EX Q]: ['305', 't', 'x', '303', 'x', 'k', 'x', 'h']
[EX A]:
0, 3, 5