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:
['2585', '3043', 'w', '7697', '53', 't', 'A']
answer:
13378


question:
['A', '9979', '8723', '1131', 'i', 'p', 'M']
answer:
19833


question:
['1395', '4445', 'y', '5615', '4415', 'w', 'H', '4065', 'w']
answer:

19935