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', '1767', 'I', 'W', 'w', '8545', 'r', '4245', '9723', 'd', '5325']

5, 1767, 9, 23, 23, 8545, 18, 4245, 9723, 4, 5325