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: ['8897', '4785', 't', '6549', 'r', '9073', 'B']

SOLUTION: 8897, 4785, 20, 6549, 18, 9073, 2

PROBLEM: ['d', 'X']

SOLUTION: 4, 24

PROBLEM: ['V', 'H', '9403', 'm', 'g', 'D', 'N', 'S', '1063', 's', 'C', '7631', '4499', '9491', 'G', '2857', '8321', 'd', 'e', 'T', '2617', '7889', '1311', 'q', 'W', '2035', 'T', 'm', 'z', '3997', '2035']

SOLUTION:
22, 8, 9403, 13, 7, 4, 14, 19, 1063, 19, 3, 7631, 4499, 9491, 7, 2857, 8321, 4, 5, 20, 2617, 7889, 1311, 17, 23, 2035, 20, 13, 26, 3997, 2035