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.

['v', '351', 's', 'f', 'd', '137', '11', '355', '345', 'm', 's', '165', '97', '225']
1, 2, 3, 4, 5, 6, 7, 9

['r', '233']
2, 3

['o', '387', 'p', '323', '321', '447', '367', '265', '307', '31', 'k', 'y', '85', '425', '251']

0, 1, 2, 3, 4, 5, 6, 7, 8