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.

['t', '197', '129', 'u', 'l', 'y', '485', '57', '147', 'p', '137', 'v', '221']
1, 2, 3, 4, 5, 7, 8, 9

['187', '461', 'b']
1, 4, 6, 7, 8

['299', 'd', '85', '149', 't', 'm', '487', 'f', 'y', '387', 'o', '301', '241', '237']

0, 1, 2, 3, 4, 5, 7, 8, 9