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: ['5031', 'P', 'U', 'm', 'z', '97', 'H', 'B', '8537', 'o', 'Z', '393', 'c', '4401', 'y', '4427', 'O', 'V', 'J', 'p', 'b']

SOLUTION: 6

PROBLEM: ['8225', '3641', 'H']

SOLUTION: 2

PROBLEM: ['Z', '4799', '293', '6123', '5131', 'v', 'r', 'Q', 'V', '2003', '5981', '5683', 'q', 'g', '9611', 'e', '6351', '7605', '9975', '7239', '7851', '7611', 'j', 'l', '8307', 'l', '3647', '5435', 'a', '6461', '1729', '9819', '3043']

SOLUTION:
21