In this task, you are given an input list A. You need to convert all the alphabets in the list with a number representing their position in the English alphabet. E.g., replace A by 1, B by 2, a by 1, b by 2, and so on.
--------
Question: ['9855', 'K', 'l', '9887', '3421', 'T', 'G', '1611', 'o', '55', 'F', '1667', 'R', '7525', '6091', 'I']

Answer: 9855, 11, 12, 9887, 3421, 20, 7, 1611, 15, 55, 6, 1667, 18, 7525, 6091, 9


Question: ['899', '6077', '7779', '9959', 'B', 'C', 'c', '5977', '9611', 'p', '8013', 'r', '665', 'Z', 'i', '2099', 'w', '4795']

Answer: 899, 6077, 7779, 9959, 2, 3, 3, 5977, 9611, 16, 8013, 18, 665, 26, 9, 2099, 23, 4795


Question: ['v', '7475', 'Q', 'v', '9739', '9691', 'I', 'U']

Answer:
22, 7475, 17, 22, 9739, 9691, 9, 21