instruction:
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
question:
['U', 'S', '9859', '8137', '2737', '8875', '2307', 'N', '1987', 'r', 'R', '8923', 'C', '81', 'c', 'F', 'F']
answer:
9

question:
['439', 'r', '957', 'H', '3323', 'c', '5207', '839']
answer:
3

question:
['7779', '5743', '355', 'B', '4323', 'T', '3007', '1941', 'f', 'N', '5375', 's', '5805', '369', 'z', 'L', 'y', '53', '7125', 'z', '2719', 'U', '2547', '437', '9607']
answer:
10