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:
['Y', '263', '641', '1163', 'p', 'r', 'L', '4425', 'C', '7585']
answer:
14077


question:
['1073', 'i', 'o', 'j', 'O', 'g', 'X', '3261', '5105', '4831', 'J']
answer:
14270


question:
['a', 'E', '2093', '2691', '8635']
answer:

13419