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.

Example Input: ['997', '3843', '5991', '5415', 'U', 'V', '619', '9381', 'a', 'o', '9493', 'M', 'E', 'g', '9989', '9243']
Example Output: 997, 3843, 5991, 5415, 21, 22, 619, 9381, 1, 15, 9493, 13, 5, 7, 9989, 9243

Example Input: ['O', '6881', '759', '6693', 'i', 'c', '5921', 'z', 'w', '3775', '9997', 'e', '775']
Example Output: 15, 6881, 759, 6693, 9, 3, 5921, 26, 23, 3775, 9997, 5, 775

Example Input: ['q', 'I', 'z', 'd', '5499', '9623', 'v', '4047', '2227', '5683', 'r', '117', '7471', '5905', 'c', 'T', 'e', '5451', '4843', '3635', '1689', 'V', 'w', 'k']
Example Output:
17, 9, 26, 4, 5499, 9623, 22, 4047, 2227, 5683, 18, 117, 7471, 5905, 3, 20, 5, 5451, 4843, 3635, 1689, 22, 23, 11