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: ['3301', '1673', '7117', 'v', 'q', 'h', '6781', 'O', '6011', '5917', '9539', 'Z', '8745', 'Y', 's', '2763', '3339', '397', 'M', '7723', '5455', 'Z', 'N', 'a', 'Y', 'D', '2645', 'j', 'S', '8775', '629', '255', '5083', '8137', 'V', '2671', '171', '7547']

3301, 1673, 7117, 22, 17, 8, 6781, 15, 6011, 5917, 9539, 26, 8745, 25, 19, 2763, 3339, 397, 13, 7723, 5455, 26, 14, 1, 25, 4, 2645, 10, 19, 8775, 629, 255, 5083, 8137, 22, 2671, 171, 7547