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.

[EX Q]: ['9201', '5685', 'v', 'w', 'v', 'r', 'Y', 'm', 'q', 'e', 'P', '7595', 'c', 'W', 'd', '9985', 'V', '3719']
[EX A]: 36185

[EX Q]: ['6469', '3027', 'Z', '3353', 'a', 'S', '3879', '8471', 'H', 'I', 'y', '2661', '9007', 'D']
[EX A]: 36867

[EX Q]: ['3141', '5549', '6755', '3751', '8559', '4529', 'g', '9101', 'Q', 'b', 'u', '811', 'L', 'P', '9631']
[EX A]:
51827