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.

[EX Q]: ['O', '3219', 'G', '1495', '4977', 't', '277', '6411', 'I', 'o', '7879', '3811', '581', '7163', 'Q', '9781', '9539', '2763', 'V', '8255', '6099', '4211', '3687', 'g', '9241']
[EX A]: 15, 3219, 7, 1495, 4977, 20, 277, 6411, 9, 15, 7879, 3811, 581, 7163, 17, 9781, 9539, 2763, 22, 8255, 6099, 4211, 3687, 7, 9241

[EX Q]: ['8623', '1535', '2699', 'e', '1463', '279']
[EX A]: 8623, 1535, 2699, 5, 1463, 279

[EX Q]: ['999', '2137', 'A', 'k', '7677', 'b', 'b', '3907', '4563', 't', '6537', '6963', 'Q', 'F', 'f', 'M', 'i', '7903', '1711', 'e', '5553', 'Z', 'o', '3595', 'O', 's', '55', '2119', '913', 'n', 'd', 'z', 'R', '1593', 'Y', '9659']
[EX A]:
999, 2137, 1, 11, 7677, 2, 2, 3907, 4563, 20, 6537, 6963, 17, 6, 6, 13, 9, 7903, 1711, 5, 5553, 26, 15, 3595, 15, 19, 55, 2119, 913, 14, 4, 26, 18, 1593, 25, 9659