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: ['115', 'K', '4997', 'Y', '419', 'v', '8969', '2681', '6741', '7859', '6175', 'q', '9419', '9377', 'O', 'D', 'f', 'T', 'X', '4655', '7665', 'H', '1885', '2347', 'q', 'W', '9773', 'j', 'z', 'r', 'K', '1157', 'q', 'A', 'r', 'm', 'E', '3451', '1867']

115, 11, 4997, 25, 419, 22, 8969, 2681, 6741, 7859, 6175, 17, 9419, 9377, 15, 4, 6, 20, 24, 4655, 7665, 8, 1885, 2347, 17, 23, 9773, 10, 26, 18, 11, 1157, 17, 1, 18, 13, 5, 3451, 1867