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: ['99', 'p', 'v', '49', 's', '279', 'v', '287', '355', 'o', '131', 'd', 'b']

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


Question: ['z', 'e', 'c']

Answer: -1


Question: ['w', '469', 'w', '471', '249', '265', '349', '413', 'b', '343', '365', 'g', '467', '393', 'y']

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