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.

['99', 'p', 'v', '49', 's', '279', 'v', '287', '355', 'o', '131', 'd', 'b']
1, 2, 3, 4, 5, 7, 8, 9

['v', 'r', '67', '49']
4, 6, 7, 9

['h', '211', 'm', '475']

1, 2, 4, 5, 7