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: ['A', '8373', 'w', '2243', 'a', 'p', 'T', '8601', '7999', '3143', 'B', 's', '3477', '3711', '6585', 'M', 'N', 'g', 'N', '4921', '8687', 'p', 'Q', 'V', 'i', '3639', '2101', 'f', '4399', 'U', 'l', 'g', '8941', 'K', '8081']

1, 8373, 23, 2243, 1, 16, 20, 8601, 7999, 3143, 2, 19, 3477, 3711, 6585, 13, 14, 7, 14, 4921, 8687, 16, 17, 22, 9, 3639, 2101, 6, 4399, 21, 12, 7, 8941, 11, 8081