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.

[Q]: ['v', '467', 'm', '23', '479', '49', 'k', 'u', 'l', '119']
[A]: 1, 2, 3, 4, 6, 7, 9


[Q]: ['273', 'b', '461', '419', '349', '301', '365', 'k', '319', 'o']
[A]: 0, 1, 2, 3, 4, 5, 6, 7, 9


[Q]: ['t', '197', '129', 'u', 'l', 'y', '485', '57', '147', 'p', '137', 'v', '221']
[A]:
1, 2, 3, 4, 5, 7, 8, 9