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:
['e', '9777', '1835', 'N', '2425', '1427', 'o', '4459', '9961', '3285', '5199', 'x', 'e', '7727']
answer:
46095


question:
['6629', 'o', 'e', '497', '4865', '8733', '5733', '7337', 'N']
answer:
33794


question:
['1585', '3903', 'O', 'N', '4211', 'P', 'y', '6603']
answer:

16302