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', 'p', 'j', 'x', 'k', '295', '221', '261', '221', 'b', '431', '427']
1, 2, 3, 4, 5, 6, 7, 9

['85', '53', '43', 'j', 'e', '443', '231', 'z', 'f', 'v', '235', '377']
1, 2, 3, 4, 5, 7, 8

['u', '181', '279', '339', '395', '239', '367']

1, 2, 3, 5, 6, 7, 8, 9