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: ['451', '465', '461', '361', 'i', '379', '271', '103', '15', '419', '329', 'g', 'j', '171']

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


Question: ['285', 'f', '469', 'b', '161', 'q', 'l']

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


Question: ['377', 'v', '241', '289', 's', '319', 'q', 's', '131', 'o', 'm', '231', 'w']

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