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: ['233', '189', '217', 's', '221', 'v', 'c', 'x', '455']

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


Question: ['s', 't', 'c', '299', 'g', '33', 'o', '485', '345', '295', 'm', '345', 'q', '431', '151']

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


Question: ['y', 'l', '293', 'l', 'u', 'g', 'q', '483', '409', 'u', 'q', 'z', 'f']

Answer:
0, 2, 3, 4, 8, 9