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.

Q: ['n', 'W', '565', '6625', '903', 'o', '7995', '8339', '5251', 'e', 'a', '1081', '5813', 'o']

A: 36572
****
Q: ['G', 'o', 'g', 'I', 'S', '9193', 'G', 'C', '2481', '435', 'm', '1005', '5605', '6501', 'D']

A: 25220
****
Q: ['x', 'U', 'O', 'S', '1153', 't', 'l', 'P', '2601', '1125', 'H', 'S', '9239']

A:
14118
****