In this task, you are given an input list. A list contains several comma-separated items written within brackets. You need to return the count of all the alphabetical elements in the given list. Return 0 if no alphabetical element in the list

Ex Input:
['9049', 'P', '9179', 'N', 'h', 'n', '5645', '2773', '4001', 'G', '683', 'W', '21', '7731', 'a', 'H', 'Y', 'r']

Ex Output:
10


Ex Input:
['7821', 'H', 'W', 'n', '7707']

Ex Output:
3


Ex Input:
['t', 'S', '5519', 'G', '8367', 'n', 's', 'x', 'a', 'T', 'I']

Ex Output:

9