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: ['2249', 'V', '7923', 'S', 'M', '4875', '6285', 'P', '465', 'C', '5237', '3675', '8267', '9153', 'C', 'i', 'K', '6035', 'y', '2625', 't', 'q', '7953', 'w', '5127', '9217', '7967', 'Q', '179', 't', '9785', 'R']

2249, 22, 7923, 19, 13, 4875, 6285, 16, 465, 3, 5237, 3675, 8267, 9153, 3, 9, 11, 6035, 25, 2625, 20, 17, 7953, 23, 5127, 9217, 7967, 17, 179, 20, 9785, 18