In this task, you are given an input list A. You need to find all the elements of the list that are numbers and calculate their sum.

Ex Input:
['9201', '5685', 'v', 'w', 'v', 'r', 'Y', 'm', 'q', 'e', 'P', '7595', 'c', 'W', 'd', '9985', 'V', '3719']

Ex Output:
36185


Ex Input:
['3575', '8877', '3231', 'v', '9083', '317', 'M', '8975', 'x', 'F']

Ex Output:
34058


Ex Input:
['3625', '6525', '5683', 'W', '9607']

Ex Output:

25440