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', '2155', 'k', 'Q', 'm', 'J', 'F', '7895', '7567', '7853', '6529', 'j', 'l', 'D', '7625', 't', 'D', '3065', 'B', 'r', '3189', 'P', 'Z', 'F', '6963', '9567']

SOLUTION: 10

PROBLEM: ['9587', '307', '2913', '311', 'C', 'v', '57', 'n', 'm', 'A', 'q', '8761', '9667', '6769', '6529', '9373', '5091', '8591', 'k', '7567', 'N', '1443', '3369', 'w', 'W', 'q', 'b', 'U', '2673', 'M', '8303', 'h', '7803', 'u', 'A', '9909', '9789', 'G', '7745', 'a']

SOLUTION: 21

PROBLEM: ['d', '3325', '3623', '4843', 'S', '3729', '3885', '9511', '7851', 'v', '2981', 'o', '4229', 'h', 'Q', '6189', 'A', '1213', 'R', 'j', 'r', 'n', '1371', 'm']

SOLUTION:
12