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.

Input: Consider Input: ['3107', 'D', '9595', '8807', 'Q', 'o', 'T', 'N', 'A']

Output: 21509


Input: Consider Input: ['e', 'T', 'O', 'q', '5511', 'G', 'm', 'E', '2153', 'O', '1139', '5097', 'n', '5653', 'v']

Output: 19553


Input: Consider Input: ['8163', 'm', 'i']


Output: 8163