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.

['s', 't', '189', 'j', 'r']
1, 8, 9

['c', 'm', 'h', 'c', '69', '233', 'j', 'g', 'r', 'x', '59', 'p', '469']
2, 3, 4, 5, 6, 9

['a', 'z', '13', '381', '289', '383']

1, 2, 3, 8, 9