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: ['125', '9463', 'V', '6055', 'F', 'T', '705', 'Z', '7441', '1623', '2737', 'L', '5529', '6023', 'Z', '4099', '6377', 'y', 'o', 'k', '4807', 'g', '8499', '1131', '4681', 'X', '9921', 'P', 't', '5147', '2199', 'P', '4107', 'p', 'k', '1415', '3879', 'T', '2779', 'A']

125, 9463, 22, 6055, 6, 20, 705, 26, 7441, 1623, 2737, 12, 5529, 6023, 26, 4099, 6377, 25, 15, 11, 4807, 7, 8499, 1131, 4681, 24, 9921, 16, 20, 5147, 2199, 16, 4107, 16, 11, 1415, 3879, 20, 2779, 1