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.

Q: ['h', 'e', 'v']

A: -1
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Q: ['r', '321', '355', 'w', 'm', 'v', 'a', 'u', '455', 'n', '169']

A: 1, 2, 3, 4, 5, 6, 9
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Q: ['387', '355', 'j', 'r', 'g']

A:
3, 5, 7, 8
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