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: ['f', '253', '211', '85', 'm', 'y', 'l', 'r', 't', 'm', '193', 'p', '415', 'h', 'h']

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


Question: ['o', 'k', 'i']

Answer: -1


Question: ['383', '465', '419', '157', 'k', 'z', 's', '389', '185', '453', 'f', 'z', 'i', 'f', '245']

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