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', '9289', 'j', '1847', 'u', 'w', 'z', '4045', '9567', '3133', '2967', 'I', '1927', 'I', 'f', 'T']
answer:
32775


question:
['k', '4991', '7289', '4355', 'I', '8415', '5175', '5329', 'G', 'a', '7193', 't', '8821', 'j', '7239', '405', 'y', 'O', '9881', 'w']
answer:
69093


question:
['9033', 'I', 'b', '8161', '2813', 'e', 'o', '793', '971', 'r', 'r', '9699', 'u', 'I', 'K', 'm', 'B', 'e', '5861']
answer:

37331