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.

['E', '275', '3661', '9793', 'x', 'd', 'p', 'P', 'b', '543', 'I', '7165', 'L', '6867', '4591', 'J', 'a', 'r', '2037', 'O', '2143', '6045', '5821', '4723']
5, 275, 3661, 9793, 24, 4, 16, 16, 2, 543, 9, 7165, 12, 6867, 4591, 10, 1, 18, 2037, 15, 2143, 6045, 5821, 4723

['4085', '2565', '701', '1367', '9349', '7415', '3509', 'j', '7311', 'z', 'r', '1845', '5165', '3653', 't', '1379', '9281', '371', '4001', '1411', '3747', 'l', 'd', 'J', '6795', '7629', 'O', '1769', '9391', 'r', '3205']
4085, 2565, 701, 1367, 9349, 7415, 3509, 10, 7311, 26, 18, 1845, 5165, 3653, 20, 1379, 9281, 371, 4001, 1411, 3747, 12, 4, 10, 6795, 7629, 15, 1769, 9391, 18, 3205

['6301', '7601', 'c', '7637', 'w', '1893', 'V', '651', 'E', '9645', 'J', '2449', '8133', '8097', '9197', 'a', 'O', '8549', '7697']

6301, 7601, 3, 7637, 23, 1893, 22, 651, 5, 9645, 10, 2449, 8133, 8097, 9197, 1, 15, 8549, 7697