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: ['353', 'y', 'a', 'g', '141', '97', '457', '297', '25', 'g', '131', 'u', '303', '39', 'p']

A: 0, 1, 2, 3, 4, 5, 7, 9
****
Q: ['7', 'q', '201', 'p', '369', 'a', 'g', '429', 'i', 'g', '329', '295', '203']

A: 0, 1, 2, 3, 4, 5, 6, 7, 9
****
Q: ['195', 'q', '163', 'f', '297', 's']

A:
1, 2, 3, 5, 6, 7, 9
****