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: ['m', '6497', 'F', '1001', 'H', '5961', 'e']

SOLUTION: 13, 6497, 6, 1001, 8, 5961, 5

PROBLEM: ['o', '8137', 'V', 'q', '2543']

SOLUTION: 15, 8137, 22, 17, 2543

PROBLEM: ['1363', '6331', '4805', 'T', 'G', '6657', '9803', '5739', 'T', 'j', 'V', '4575', '3899', 'V', '6679', 'c', 'A', 'N', 'e', '5931', '133', 'j', '3985']

SOLUTION:
1363, 6331, 4805, 20, 7, 6657, 9803, 5739, 20, 10, 22, 4575, 3899, 22, 6679, 3, 1, 14, 5, 5931, 133, 10, 3985