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]: ['5467', '3013', '8325', '4005', 'J', 'V', '395', '7477', 'E', 's', '1337', 'g', 'v', '8569', '9757', 'x', '3909', '2983', 's', '7917']
[A]: 63154


[Q]: ['q', 'N', 'y', '7859', 'u', '2861', '4151', 'Q', 'x']
[A]: 14871


[Q]: ['y', 'H', '7261', 'F', 'n', '4219', '8993', '6445', 'c', '6873', '6609', '2259', '6343', '4929']
[A]:
53931