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.

['159', 's', 'z', '85', 't', 'g']
1, 5, 8, 9

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

['235', '17', 'g', '125', '455', 'h', 'u', 'u', 'y', '219', '129', 'q', 'u', 'r']

1, 2, 3, 4, 5, 7, 9