TASK DEFINITION: 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.
PROBLEM: ['8055', '4605', '3505', '1047']

SOLUTION: 8055, 4605, 3505, 1047

PROBLEM: ['8555', 'i', 'k', 'S', '2087', '3173', 'L', 'c', '6565', '5925', '7023', '723', '4561', '1783', '4133', '9889', '3921', '1277', '3951', 'B']

SOLUTION: 8555, 9, 11, 19, 2087, 3173, 12, 3, 6565, 5925, 7023, 723, 4561, 1783, 4133, 9889, 3921, 1277, 3951, 2

PROBLEM: ['s', '2499', 'g', '6231', 'q', 'Y', '1207', 'O', '2049', 'y', 'k', '1609', 'C', 'E', 'W', 'R', '6545', '5739', '5013', 'v', 'a', '6269', 'q', 'p', 'g', '9425', 'F', '2863', 'u', '3121', '4287', 'R', '6975', '4277', '5873', '7059', '6299']

SOLUTION:
19, 2499, 7, 6231, 17, 25, 1207, 15, 2049, 25, 11, 1609, 3, 5, 23, 18, 6545, 5739, 5013, 22, 1, 6269, 17, 16, 7, 9425, 6, 2863, 21, 3121, 4287, 18, 6975, 4277, 5873, 7059, 6299