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: ['1625', 'W', 'W', '6417', 'X', 'c', 'M', 'F', '6083', 'F', '6725', 'Y', '1613', 'E', 'h', '6423', 'n', 'u', 'V', '6575', '4911', 'G', 'F', '1877', 'V', '145', 'o', '4153', 'W', '2697', 'O', 'Z', '583', 'A', '6819', '945', 'V', '2327', '5187', '4305']

1625, 23, 23, 6417, 24, 3, 13, 6, 6083, 6, 6725, 25, 1613, 5, 8, 6423, 14, 21, 22, 6575, 4911, 7, 6, 1877, 22, 145, 15, 4153, 23, 2697, 15, 26, 583, 1, 6819, 945, 22, 2327, 5187, 4305