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:
['1123', '2765', '9395', '9695', '7963', '3813', '9987', 'y', 'N', 'F', '2757', 'o', 'r', '4827', '3523', 'G', 'j', '9785', 'C']
answer:
65633


question:
['j', '6731', 'h', 'G', 'F', '6899', '4317', 'm', '9491', 'l', '971']
answer:
28409


question:
['T', 'J', '5835', '2785', 'G', '6075', '9523', '9829']
answer:

34047