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', '3131', 'L', '6713', 'a', 'B', '9687', 'e', '4671', 'J', '5677', 'U', '3225', 'I', '4329', '4537', 'b', '2489', '7333', '3655', '4171', '9637', '1723', 'J', 'v', '5687', 'F']
Student:
15