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]: ['163', '375', 'e', 'g', '115', '445', 'c', '393', 'm', '59']
[EX A]: 1, 3, 4, 5, 6, 7, 9

[EX Q]: ['j', 'a', '29', 'y', 's', '107', '149', '499', '37', 'o', '289', 't']
[EX A]: 0, 1, 2, 3, 4, 7, 8, 9

[EX Q]: ['27', '225', 's', '187', 'm', 'o', 'c']
[EX A]:
1, 2, 5, 7, 8