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:
['v', '3135', 'J', 'm', 'a']
answer:
3135


question:
['95', '279', 'y', 'p', '5083', 'X', 'E', '3817']
answer:
9274


question:
['2393', '847', 'A', '1303', 'w', '9567', '2281', 'Y', '2431', 'q', 'o', 'f', 'w', 'Y', '4731', '8747', 'T']
answer:

32300