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: ['3325', '9223', 'A', 'i', 'H', '2423', '4711', '2937', 'L', 'O', '2363', 'k', 'f', '5445', '3131', '7545', '5285', 't', 'T']

3325, 9223, 1, 9, 8, 2423, 4711, 2937, 12, 15, 2363, 11, 6, 5445, 3131, 7545, 5285, 20, 20