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.

['t', '103', '349', '203', 'b', 'z', 'i', '337', 'y', '137', '77', 'p', 'k']
0, 1, 2, 3, 4, 7, 9

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

['283', 'k', 'k', '91', '299', '343', 't', 'm', '329', '23', '483', '65', 'f']

1, 2, 3, 4, 5, 6, 8, 9