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
['5179', '2659', '2781', '3157', 'a', '1899', 'O', '3329', 'f', 'f', '4183', 'D', 'g', '7909', '765', '9215', '4179', 'R', 'c']