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:
['7821', 'H', 'W', 'n', '7707']
answer:
3


question:
['s', 'K', 'd', 'd', 'C', '6989', 'E', 'L', 'O', 'n', 'z', '8311', 'E', '8339', 'i', '3661', '1299', '4343', '5521', '9829', '53', '9619', '9217', '3227', '1099', 'c', '643', 'V', 'c', '8683']
answer:
15


question:
['6929', 'u', '2565', 'W', '6377', 'f', 'K', 'n', '3177', 's', '8581', '4191', 'G', '1323', 'R', 'M', 'z', 'T', 'b', 'G', 'Q', 'M', 'M', '1563', 'f']
answer:

17