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: ['o', '235', '479', 'e', '199', 'c', '25', '59', 'g', '415', '201', '129', 'a', 'i', 'c']

A: 0, 1, 2, 3, 4, 5, 7, 9
****
Q: ['f', 'u', 'd', '51', 'w', '449', 'z', '313', '153', 'z', '319']

A: 1, 3, 4, 5, 9
****
Q: ['o', 'z', '55', 'h', '385', 'l', 'x', 'p', '303', '195', '83', '45', '481']

A:
0, 1, 3, 4, 5, 8, 9
****