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: ['E', '9289', 'j', '1847', 'u', 'w', 'z', '4045', '9567', '3133', '2967', 'I', '1927', 'I', 'f', 'T']

A: 32775
****
Q: ['o', 'J', 'B', '7765', '7781', '5513', '8721', 'u', '9557', 'C', 'A', '1281', '6565', 'H', '5559', '1695', '7577']

A: 62014
****
Q: ['5955', 'r', '687', '2901', '1797', 'l', 't', 'W']

A:
11340
****