TASK DEFINITION: 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.
PROBLEM: ['D', 'P', '1879', '2519', '4047', '7681', 'm', 'A', '53', '2019', 'N', '6135', 'u', '5169', '1975', '1903', 'x', 'Q', '6199', 'k', 'm', 'H', 'E']

SOLUTION: 11

PROBLEM: ['8717', '7803', 'z', '557']

SOLUTION: 3

PROBLEM: ['c', 'R', '5163', '969']

SOLUTION:
2