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: ['d', '717', '4049', 'f', '5537', '9015', '7467', 'D', 'J', '4509', 'm', 'Y', 'd', '3121', '101', 'D', '8453', 'W', '2527', 'k', '4807', 'a', 'a', 'X', 'M', '1895', '6901', 'x']
Student:
13