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.

['z', 'g', '311', 'd', 's', 'w']
1, 3

['r', '321', '355', 'w', 'm', 'v', 'a', 'u', '455', 'n', '169']
1, 2, 3, 4, 5, 6, 9

['c', 'w', '433', 'u', 'v', '95', 'q', 'q', '31']

1, 3, 4, 5, 9