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:
['8665', '6083', '9819', 'H', 'p', 'S', 'R', '4311', 'R', '7193']
answer:
36071


question:
['T', 'n', '8513', '5565', '6343', '1403', '975', '6959', '8049', '1601', 'j', 'Q', 'O', '7889', 'r', 'D', '1903', '6607']
answer:
55807


question:
['O', '3241', '5505', 'X', '9927', '1303', 'A', 'z', 'u', 'c', 'a', 'W', 'J']
answer:

19976