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: ['4567', '6901', '6039', 'O', 'H', '3017', 'n', '1833', 'h', '8219', 'G', 'U', 'X', '4831', '9811', '2395', 'T', '8981', '8605', 'o', '5439', '8691', '59', '9861', 'b', 'x', '9013', 'r', '4359', 'F', '1189', 'E', 'l', 'S', '6133', '7949', 'R']

SOLUTION: 4567, 6901, 6039, 15, 8, 3017, 14, 1833, 8, 8219, 7, 21, 24, 4831, 9811, 2395, 20, 8981, 8605, 15, 5439, 8691, 59, 9861, 2, 24, 9013, 18, 4359, 6, 1189, 5, 12, 19, 6133, 7949, 18

PROBLEM: ['P', '3341', 'j', 'A', '4173', 'T', '4883', '541', 'D', '8811', 'y', 's', 'w', '1691', '6899', 'D', '8761', '6445', 's', 'd', 'Q']

SOLUTION: 16, 3341, 10, 1, 4173, 20, 4883, 541, 4, 8811, 25, 19, 23, 1691, 6899, 4, 8761, 6445, 19, 4, 17

PROBLEM: ['h', 'n', '1353', '4459', '5443', '5147', 'Y', '413', '467', '187', 'k', 'F', 'W', '4249', 'C', '3013', 'p', 'Y', '1573', '773', 'Q', 'A', '2823']

SOLUTION:
8, 14, 1353, 4459, 5443, 5147, 25, 413, 467, 187, 11, 6, 23, 4249, 3, 3013, 16, 25, 1573, 773, 17, 1, 2823