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: ['E', '9289', 'j', '1847', 'u', 'w', 'z', '4045', '9567', '3133', '2967', 'I', '1927', 'I', 'f', 'T']

Output: 32775


Input: Consider Input: ['5199', 'h', 'T', 'T', 'l', '1661', 'p']

Output: 6860


Input: Consider Input: ['q', '6739', 'L', 'T', 'x', 'g', '6059', 'm', 'K', 'V', 'Q', 'G', '3017', '5867', '2569', '4521']


Output: 28772