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]: ['1165', '8341', '9685', '6749', '8571', 'p', '9355', '5319', '9587', 'B', '9581', '1719', 'Q', '577', '8883', 'S', '7851', '1069', 'i', 'y']
[A]: 88452


[Q]: ['2683', '4431']
[A]: 7114


[Q]: ['r', '4375', 'O', 'f', 'u', '7005', 'f', 'm']
[A]:
11380