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', 'p', '113', '241', 's', 'q', 'b', '293', 'l', 'w', 'w', '127']
[A]: 1, 2, 3, 4, 7, 9


[Q]: ['455', '447', 'x', '479', 'b', '267', '339', '29', '267']
[A]: 2, 3, 4, 5, 6, 7, 9


[Q]: ['335', '203', 'g', 'x', 'q', 'y', '157', 'q']
[A]:
0, 1, 2, 3, 5, 7