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]: ['p', '45', 'z', '85', 'k', 'e', '191', '265', '261', 'w', 'l', '263', 'w']
[EX A]: 1, 2, 3, 4, 5, 6, 8, 9

[EX Q]: ['101', '473', '25', 'i', '117']
[EX A]: 0, 1, 2, 3, 4, 5, 7

[EX Q]: ['s', '475', 'n', '97', '391', '11', '469', '75', 'i', 'k', '43', 'u', 'q', '319']
[EX A]:
1, 3, 4, 5, 6, 7, 9