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.

['71', 't', '93', '301', 'g', '447', '373', 'd', '133', 'r']
0, 1, 3, 4, 7, 9

['489', 'y', 's', 'x', '203', 't', 'y', '461', 'v', 'k', '371', 'e']
0, 1, 2, 3, 4, 6, 7, 8, 9

['d', 'y', 'v', '75', 'q', '239', 'c', 'n', '225', '337', 'u']

2, 3, 5, 7, 9