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: ['b', '5689', '119', 'p', 'P', 'J', 'w', 'm', '7397', 'Y', '447', 'O', 'p', '319', 'H', 'U']

A: 13971
****
Q: ['h', '6937', 'U', 'f', 'S', 'm', '9699', 'E', '4559', 'p', 'Z', 'o', '6409', 's', '4537', '5135', '6901', '6489', '5833', 'l']

A: 56499
****
Q: ['V', '9051', 'S', 'c', 'i', '6951', 'R', '9063', '4265', '3255', '5509', 'O', '71', '3835', '1403', 'f', 'h', '5349', '8635', 'C']

A:
57387
****