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:
['8353', 'f', '1799', '6985', '2975', 'J', '9105', 'f', 'v', 'C', 'V', '9327', '3015', 'e', 'h', '439', '4969', 'c']

Ex Output:
46967


Ex Input:
['n', 'u', '9595', 'M', 'o', 'K', '5073', 'x']

Ex Output:
14668


Ex Input:
['95', '279', 'y', 'p', '5083', 'X', 'E', '3817']

Ex Output:

9274