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: ['P', '3217', '6061', 'V', '2241', 'X', '6821', 'n', '2859', '7933', 'j', '5031', 'M', 'v', '3735', 'B', '2309', '2691', 'F', 'u', 'u', '8135', 'k', '6269', '69', '909']

SOLUTION: 14

PROBLEM: ['277', '53', 'b', 'R', '7077', 'h', 'D', 'd', 'F', 'e', 'J', '9473', '735', '4083', 'x', 'C', '6697', 'a', 'i']

SOLUTION: 7

PROBLEM: ['6383', 'k', 'R', 's', 'D', 'm', 'f', '3275', 'v', 'W', '8631', '8253', 'Y', 'o', '1905', 'C', '13', 'W', 'x', '9581', 'f', '4741', '6753', 'z', '549', '5993', '7845', 'n', 'x', 'a', 'V', '8505', 'Y', 'P', 'l', 'p', 'g', 'g']

SOLUTION:
13