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', '25', '323', 'k', 'e']
[EX A]: 2, 3, 5

[EX Q]: ['g', '109', 'm', '169', '443', 'm', '57', '285', 'x', '171', '367']
[EX A]: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

[EX Q]: ['f', 'n', 'c', 'w', 'v', 'c', 'f', '253', 'h', '17', '345', 'c', 'z']
[EX A]:
1, 2, 3, 4, 5, 7