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:
['1869', 'q', '5919', 'D', '7733', '2641', 'h', '1327']
answer:
19489


question:
['m', '4645', '711', 'l', '5085', '8989', '2387', 'n', 'V', '1613', '4011', '3261', 'p', 'X', '349', 'e']
answer:
31051


question:
['s', 'G', 'w', '6445', '8545', '8829', 'Z', 'W', 'Z', '3201', 'k', '1341', 't', 'k', 'U', 'f', '1931', 'u', '8511']
answer:

38803