Definition: 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.
Input: ['153', 'c', '155', 'v', '139', '109', 'v', '475', 'f', '463', 'r', 'j', '19', '493', 'e']
Output:
0, 1, 3, 4, 5, 6, 7, 9