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 numerical elements in the given list. Return 0 if no numerical element in the list.
question:
['R', 'W', 'I', '6247', '1263', 'R', 'U', 'Q', '3029', 'D', '4203', 'O', 'A', 'c', '6487', '3593', '2937', 'p', '8193', '1603', 'x', 'T', '6415', '577', 'T', '315', '6107', 'H', '9419', 'O', '337', 'o', 'P', 'N']
answer:
15


question:
['6827', 'N', '4889', '773', 'T', '9419', 't', '4731']
answer:
5


question:
['6427', '9311', 'H', 'N', 'j', '4937', '9135', '3425', '4683', 'R', 'a', '3801', 's', 'h', '6291', 'n', '1823', '4629', 'K', 'G', 'i', '1959', 'x', '9317', '8607', '5429', '1653', '6501', 'K', 't', 'D', '3107', '9673', 'n', '6113', 'U', 'X', '5495']
answer:

20