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: ['5545', '7973', 'M', 'y', '8231', 'D', '7831', '91', '5517', 'd', 'E', 'Y', 'S', 'c', '8775', '4131', '1279', 'b', 'M']
Example Output: 5545, 7973, 13, 25, 8231, 4, 7831, 91, 5517, 4, 5, 25, 19, 3, 8775, 4131, 1279, 2, 13

Example Input: ['1979', '9217', '4309', '4071', 'w', 'P', '5303', 't', 'g', 'q', 'X', '9773', 'T', '2279', '1211', '9503', '5667', 'O', 'P', '3685', '2417']
Example Output: 1979, 9217, 4309, 4071, 23, 16, 5303, 20, 7, 17, 24, 9773, 20, 2279, 1211, 9503, 5667, 15, 16, 3685, 2417

Example Input: ['6249', '4881', 'T', 'l', 'B', '2291', '7235', 'f', '9141', '2367', '8295', '5079', 'Z', 'U', 'C', 'i', '6317', 'W', '7473', '2889', 'B', 'r', '4771', '1617', 'E', '8635', '4331', 'c', '3301', '9981']
Example Output:
6249, 4881, 20, 12, 2, 2291, 7235, 6, 9141, 2367, 8295, 5079, 26, 21, 3, 9, 6317, 23, 7473, 2889, 2, 18, 4771, 1617, 5, 8635, 4331, 3, 3301, 9981