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: ['i', 'o', '5363', '5937', 'x', '6705', 'w', '5495', 'E', '9823', 'F', '83', '8443', '5223']

Output: 47072


Input: Consider Input: ['Q', '8317', '8989']

Output: 17306


Input: Consider Input: ['e', 'U', '7183', 'w', '9635']


Output: 16818