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: ['99', 'p', 'v', '49', 's', '279', 'v', '287', '355', 'o', '131', 'd', 'b']

A: 1, 2, 3, 4, 5, 7, 8, 9
****
Q: ['p', 'n', 'c', '113', '105', '423', 'k', 'a', '211', 'k', '91', '389']

A: 0, 1, 2, 3, 4, 5, 8, 9
****
Q: ['m', 'r', 's', '329', '369', '357', '213']

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