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.

['f', '253', '211', '85', 'm', 'y', 'l', 'r', 't', 'm', '193', 'p', '415', 'h', 'h']
1, 2, 3, 4, 5, 8, 9

['b', '351', 'g', 'k', '29', '15', '411', '97', 'r', '27', '279']
1, 2, 3, 4, 5, 7, 9

['197', 'i', 'k', 'f', 'j', '121', 'k', '291']

1, 2, 7, 9