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.
Input: ['e', 'c', '7333', '5203', 'z', '1065', 'I', 'S', '4015', 'x', '6299', '3545', '1295', '7893', 'j', 'C', 'q', 'j', 'G', '4483', 'm', '1857', 'v', 'J', '9813', '9743', '7617', '3125']

5, 3, 7333, 5203, 26, 1065, 9, 19, 4015, 24, 6299, 3545, 1295, 7893, 10, 3, 17, 10, 7, 4483, 13, 1857, 22, 10, 9813, 9743, 7617, 3125