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: ['7711', 'P', '6317', 'B', 'l', '3297', 'g', '3069', '3209', '6355', 'r', '4605', 'L', '7623', '7393', '8847', 'd', '411', '3815', 'v', '7781', '9829', '4633']

SOLUTION: 15

PROBLEM: ['5761', '549', 'r', '9719', '4705', 'P']

SOLUTION: 4

PROBLEM: ['S', '801', 'O', 'u', 'R', '9677', 'Y', '7519', '3565', 't', 'W', 'X', '2173', '131', 'H', '4865', 'e', '4793', '6857', '431', 'r', 'q', '4435', '7735', '8077', '9459']

SOLUTION:
14