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.
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Question: ['273', 'b', '461', '419', '349', '301', '365', 'k', '319', 'o']

Answer: 0, 1, 2, 3, 4, 5, 6, 7, 9


Question: ['w', '19', '61', 'j', 'o', 's', 'q', '391', '281', '491', '287']

Answer: 1, 2, 3, 4, 6, 7, 8, 9


Question: ['j', '199', '143', 'l', 'm', '307', 'e', '165', '61', 'm']

Answer:
0, 1, 3, 4, 5, 6, 7, 9