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: ['9869', '7701', 'H', 'o', 'v', '1431', 'O', 'L']

A: 19001
****
Q: ['9201', '5685', 'v', 'w', 'v', 'r', 'Y', 'm', 'q', 'e', 'P', '7595', 'c', 'W', 'd', '9985', 'V', '3719']

A: 36185
****
Q: ['I', 'n', '3069', '477', 'F', 'k', '847', '6777', 'N', 'X', 'F', '1417', '9445', 'o', 'v', 'd', '2169', 'w']

A:
24201
****