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: ['z', '8551', '4653', 'l', 'f', '149', '7637', '9661', 'k', 'Z', '8653', '2309', 'R', '2257', '9281', '6767', '1723', 'a', '8857', 'V', 'v', 'x', '5491', 'X', '4761', '2619', 'p', 'L', 'G', 'Q', 'w', '729', '3415', '2841', '5249', '511', '773']

SOLUTION: 21

PROBLEM: ['8625', '9959', 'u', '1315', '8555', 'b', '8997', 'l', 'B', 'r', '7571', 'e', 'j', 'D', '361', 'N', 'b', 'w', 'A', 'O', '1875', '5773', '6657', '2637', 'p', 'x', 'C', '9145', 'z', '1619', '389', 'h', '3683', 'j', '3667', '545', 'a', '4631', '9579', '5089']

SOLUTION: 20

PROBLEM: ['K', 'y', 'j', 'z', 'q', 'Q', 'F', 'W', '1819', 'u', 's', '4821', 'd', '3575', '6343', 'x', 'j', '841', 'w', '7897', '1679', 'd', '913', 'C', '1489', 'M', 'v', '3341', 'I', '4305', '4431', '8639', '6161', '9593', '5847', 'g', '3305']

SOLUTION:
17