You will be given a definition of a task first, then some input of the task.
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.

['9549', '2113', '2091', '5837', '9769', 'j', 'A', 'U', 'S', 'b', '3449', 's', 'A', 'H', '4455', '8847', 't', 'z', '8327', 'c', 'd', '3047', 'C', '4383', 'r', '2449', 'F', '6893', '6361', '3851', 'Q', 'z', '8079', '6667', '377', '6379', 'A']
Output:
9549, 2113, 2091, 5837, 9769, 10, 1, 21, 19, 2, 3449, 19, 1, 8, 4455, 8847, 20, 26, 8327, 3, 4, 3047, 3, 4383, 18, 2449, 6, 6893, 6361, 3851, 17, 26, 8079, 6667, 377, 6379, 1