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: ['P', '2877', 'r', 'e', 'n', 'A', '4115', '6491', 'N', '5689', 'x', '87', 'A', '7575', '7175', 'D', 'e', 'L', 'p', '6671', '4921', 'A', '7255', '4653', 'u']
Example Output: 16, 2877, 18, 5, 14, 1, 4115, 6491, 14, 5689, 24, 87, 1, 7575, 7175, 4, 5, 12, 16, 6671, 4921, 1, 7255, 4653, 21

Example Input: ['8407', 'L', 'p', '5585', 'b', '9035', 's', '1007', '9889', '9993', 'H']
Example Output: 8407, 12, 16, 5585, 2, 9035, 19, 1007, 9889, 9993, 8

Example Input: ['o', 'e']
Example Output:
15, 5