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: ['b', 's', 'v', '4757', '9063', 'I', '8397', '7975', 'Q']

Output: 30192


Input: Consider Input: ['597', 'i', 'd', '3201', 'u', '1111', '8563', 'c', 'E', '5983', '6293']

Output: 25748


Input: Consider Input: ['n', 'G', '5059', '8343', '8673', 'P', 'N', '5485', '2279', '6121', 'i', 'U', '7277', '8701', 'A', 'b', 'Z', 'R', '6371', 'G']


Output: 58309