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: ['93', 'z', '495', 'l', '65', '233', 'h', 'm', 'f', '249', 'w', '35', '337', 'j', 'm']

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


Question: ['161', '433', '373', '225', '161', 'b', '179', '311', 'f', '325', 'y', 'c', 'h', '87']

Answer: 1, 2, 3, 4, 5, 6, 7, 8, 9


Question: ['209', 'j']

Answer:
0, 2, 9