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.

Q: ['m', '3481']

A: 3481
****
Q: ['95', '279', 'y', 'p', '5083', 'X', 'E', '3817']

A: 9274
****
Q: ['e', '2649', 'Q', 'E', '1039', '6821', 'v']

A:
10509
****