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.

[Q]: ['8353', 'f', '1799', '6985', '2975', 'J', '9105', 'f', 'v', 'C', 'V', '9327', '3015', 'e', 'h', '439', '4969', 'c']
[A]: 46967


[Q]: ['x', 'V', 'g', '5469', 'c', '7873', 'T', 'p', '8109', '5395', 'h', 'z', 'T', '9373']
[A]: 36219


[Q]: ['Z', 'H', '1217', '2905', '5785', '2195', 'T', 'Q', '3479', '6721', 'x', '7307', 'J', '9255', 'k', '2061']
[A]:
40925