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: ['t', '7219', 'n', 'r', '3985', 'w', '2629', 'c', 'b', '4695', 'm', 'W', '8507', '9169', 'M', '5271', '2129', '9481', '8153', '8879', '5669', '5651', 't', 'k', 'c', 'A', '1127', '6269', '6533', '659', 'd', 'w']
Student:
17