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: ['6585', '5263', '9497', '1117', 'a', 'F', 'w', '6595', '547']

A: 29604
****
Q: ['T', 'n', '8513', '5565', '6343', '1403', '975', '6959', '8049', '1601', 'j', 'Q', 'O', '7889', 'r', 'D', '1903', '6607']

A: 55807
****
Q: ['q', 'K', '8833', 'I', 'J', '3195', 'v', 'y', 't', '567', '6705', 'D', '5983', 'J', 'R', 'i', '4435', 'Q', '8619', '5197']

A:
43534
****