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:
['5289', '1701', '5925', '7973', 'F', 'V', 'y', '5903', 'i']
answer:
26791


question:
['G', 'o', 'g', 'I', 'S', '9193', 'G', 'C', '2481', '435', 'm', '1005', '5605', '6501', 'D']
answer:
25220


question:
['E', 'M', 'Y', 'Z', 'A', 'W', '9841', '4051', '2103', 'C', 'm', '3613', '5713', 'i', '9465']
answer:

34786