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


question:
['s', '9377', '3663', '1375', 'j', 'L', '7943', '1711', '7409', '9115', '1227', 'I', 'U']
answer:
41820


question:
['1429', 's', 'T', '6199', 'D', '9303', '2571', 'N', '8797', '5671', 'r', '6051', '3947', 'G', '8961', 'k', 'l', '9245']
answer:

62174