Teacher: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.
Teacher: Now, understand the problem? Solve this instance: ['143', '6407', '6949', 'y', '1083', '7567', '6789', 'n', '6579', '1619', '5939', '2193', 'C', '8501', 'A', 's', '8073', '2979', 'V', 'A', '5459', 'V', 'w', '5139', 'u', 'u', '1117']
Student:
16