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]: ['355', 'h', '287', 's', 'o', '497', '219']
[EX A]: 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['f', '135', 's', '269', 'x', '45', 'p', '141', 'e']
[EX A]: 1, 2, 3, 4, 5, 6, 9

[EX Q]: ['305', 'e', '335', 'z', '475', 'c', '463', '229', 'y', '369', 'b', '347']
[EX A]:
0, 2, 3, 4, 5, 6, 7, 9