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]: ['a', '8765', 'T', '815', '2407', 'j', 'C', 'g', 'M', '1377', 'L', 'm', 'L', '5553', 'Z', 'g', '7403', 'W', 'H', '7521', 'R', '3921', 'I']
[EX A]: 1, 8765, 20, 815, 2407, 10, 3, 7, 13, 1377, 12, 13, 12, 5553, 26, 7, 7403, 23, 8, 7521, 18, 3921, 9

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

[EX Q]: ['53', 'J', '3749', '5189', '1627', 'A', '8099', '929', '5581', 'X', 'd', 'D', '3931', 'j', 'P', '5869', '2693', 'S', 'r', 'R', 'D', '985', '6951', '3097', 'I', '8309', '5285', '6995', '4423', 'L', 'r', 's', 'O', 'x', 'n', 'M', '3541', '2183', '7021', '527']
[EX A]:
53, 10, 3749, 5189, 1627, 1, 8099, 929, 5581, 24, 4, 4, 3931, 10, 16, 5869, 2693, 19, 18, 18, 4, 985, 6951, 3097, 9, 8309, 5285, 6995, 4423, 12, 18, 19, 15, 24, 14, 13, 3541, 2183, 7021, 527