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.

['p', '121', '55', '205', 'n', '393', 'l', 's', 'k', 'c', 'n']
0, 1, 2, 3, 5, 9

['317', '221', 'h', '101', '453', '489']
0, 1, 2, 3, 4, 5, 7, 8, 9

['273', '203', '337', 'q', 'l', 'm', '213', '71']

0, 1, 2, 3, 7