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.

['o', '445', '2601', 'h', 'V', 'C', 't', 'o', 'H', '3707', '7601']
14354

['Y', 'X']
0

['D', 'e', 'q', 'r', 'J']

0