instruction:
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.
question:
['9509', 'o', 'l', '9873', 'h', 'N', '2059', '8595', 'D', 'L', '5913', 'o', '1443', 'C', 'y', 'K', 'J', 'a', 'X', 'E']
answer:
37392


question:
['V', 'O', '1309', 'm', '9333', '8283', 'Z', 'K', 'X', 'w', '9855', '9075', '2013', '8485', '9973', '8779']
answer:
67105


question:
['385', '4387', '5237', '9831', 'E', '1425', 'G', '9523', '6537', 'T', '1215', 'C', 'M', '1605', '6555', 'p', '7553', 'K', '1839']
answer:

56092