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: ['M', '9387', '7125', 'c', '1295', 'X', 'l', '9867']

Answer: 27674


Question: ['9511', 'I', 'S', '2101', 'r', 'G', '3349', '9433', '8865', 'f', 'm', '2013']

Answer:
35272