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: ['O', 'K', 's', 'V', '6815', 'c', '9277', 'V', '1783', 'b', 'i', '2045', 'E', 'E', '2035']

A: 21955
****
Q: ['g', 'A', 'm', '4005', '8079', 'G']

A: 12084
****
Q: ['r', 'p', '8285', '649', 'U', '1479', '4473', '5041', 'C', '2477', '2563', 'f', '4853', 'Y', 't']

A:
29820
****