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: ['u', 'h', 'z', '227', '497', '381', '101', '453', '5']

A: 0, 1, 2, 3, 4, 5, 7, 8, 9
****
Q: ['345', 'k']

A: 3, 4, 5
****
Q: ['269', '175', '235', 'y', 'x', '57', '121', '337']

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