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', 'w', '357', 'z', '293', '83', 't', 'w', '11']

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


Question: ['j', '259', 'r', '363', '149', 's', 'p', 'l', '271', '93', '205', 's', 'r', 'v', 'z']

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


Question: ['g', '375', '461', 'r', 'b', 's', 'd', 'l', '193']

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