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: ['9045', 'Q', 't', 'Y', 'l', 'a', '2665', '631', '9893', 'L', '7465', 'e', 'c', '9597', 'r', 'p', '5795', '4925', '7529', '9855', '9593', 'p', '8329', 'd', '6449', 'm', '3739', '5993', '3299', '3507', '3233', '2851', '1583', 'O', '8331']

9045, 17, 20, 25, 12, 1, 2665, 631, 9893, 12, 7465, 5, 3, 9597, 18, 16, 5795, 4925, 7529, 9855, 9593, 16, 8329, 4, 6449, 13, 3739, 5993, 3299, 3507, 3233, 2851, 1583, 15, 8331