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: ['9593', '2595', 'd', 'x', 'E', 'v', '9611', '9291', 'o', '8379', 'K', '7929', 'a', 'v', 'H', 'D', '2783', '115', '7209', 'P', 'J', 'c', '9441', 't', 'C', '3219', 'E', 'Z', '1419']

9593, 2595, 4, 24, 5, 22, 9611, 9291, 15, 8379, 11, 7929, 1, 22, 8, 4, 2783, 115, 7209, 16, 10, 3, 9441, 20, 3, 3219, 5, 26, 1419