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
['2029', '3263', 'y', 'z', '6617', '7019', '4457', '8009', 'O', 'p', 'c', 'P', '7635', 'H', 'V', '941', 'a', 'u', '2105']