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: ['V', '3273', 'e', '7161', 'T', 'z', '6875', '2113', 'a', 'j', 'u', 'l', '3883', 'v', 'K', '2433', 'J', 'A', '4445', '4597', '2255']

22, 3273, 5, 7161, 20, 26, 6875, 2113, 1, 10, 21, 12, 3883, 22, 11, 2433, 10, 1, 4445, 4597, 2255