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]: ['363', 'u', '179', 'e', '279', 'a', '151', '173', 'e', '61', '213']
[EX A]: 1, 2, 3, 5, 6, 7, 9

[EX Q]: ['j', '131', 'e', 'c', '149', '325', 'h', 'l', 'i', 'q', '151']
[EX A]: 1, 2, 3, 4, 5, 9

[EX Q]: ['139', '1']
[EX A]:
1, 3, 9