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.

['229', 'x', '49', 'p', '73', '77', '337', '497']
2, 3, 4, 7, 9

['479', '205', 'e', 'c', '57', 'm', 'i', '33', 'f', '45', 'z']
0, 2, 3, 4, 5, 7, 9

['85', '53', '43', 'j', 'e', '443', '231', 'z', 'f', 'v', '235', '377']

1, 2, 3, 4, 5, 7, 8