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.

[EX Q]: ['293', '473', '79', 'j', '455', '285', 'k', 'd', '379', '249', '73', '229']
[EX A]: 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['103', '355', '417', 'e', '359', 'c', 'w', 'q', '237', '93', '431', '59', 'l', '121']
[EX A]: 0, 1, 2, 3, 4, 5, 7, 9

[EX Q]: ['r', 'y', 'm', '77', 'q', 'h', 'o', '101', 'z', '411', '143', '291', 'g', '459', '377']
[EX A]:
0, 1, 2, 3, 4, 5, 7, 9