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:
['o', 'f', 'm', 'w', 'w', 'y', 'b']

Ex Output:
-1


Ex Input:
['t', '103', '349', '203', 'b', 'z', 'i', '337', 'y', '137', '77', 'p', 'k']

Ex Output:
0, 1, 2, 3, 4, 7, 9


Ex Input:
['363', 'u', '179', 'e', '279', 'a', '151', '173', 'e', '61', '213']

Ex Output:

1, 2, 3, 5, 6, 7, 9