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]: ['j', 'd', '445', 'g', '263', '217', '357', 'c', '57', 'x']
[EX A]: 1, 2, 3, 4, 5, 6, 7

[EX Q]: ['71', 't', '93', '301', 'g', '447', '373', 'd', '133', 'r']
[EX A]: 0, 1, 3, 4, 7, 9

[EX Q]: ['261', '227', 'f', 'w', '141', 'k', '119', '407', '409', '373']
[EX A]:
0, 1, 2, 3, 4, 6, 7, 9