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 Input:
['u', '207', 'q', '371', 's', '51', '217', 'q', '255', '9', '109', 'l', 'b', 'w']

Ex Output:
0, 1, 2, 3, 5, 7, 9


Ex Input:
['419', 'v', 'f', '325', '287', '153', 'g', 'o', '29', '463', 'e', '275']

Ex Output:
1, 2, 3, 4, 5, 6, 7, 8, 9


Ex Input:
['x', 'h', 'z', 'c']

Ex Output:

-1