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: ['Y', '8809', 'N', '2593', 't', '8275', '7625', 'I', '9221', 'D', '3655', 'F', 'b', 'P', '5667', 'L', '2161', '7247', '3575', '5425', '2261', '711', '4635', '3291', 'w', 'm', 'o', 'c', 'D', 'd', 'N', 'W', 'W', 'x', 'f', 'i', 'b']

25, 8809, 14, 2593, 20, 8275, 7625, 9, 9221, 4, 3655, 6, 2, 16, 5667, 12, 2161, 7247, 3575, 5425, 2261, 711, 4635, 3291, 23, 13, 15, 3, 4, 4, 14, 23, 23, 24, 6, 9, 2