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.
--------
Question: ['l', '2511', '2071', 'o', 'F', '7583', '1909', '1859', '3299', '3853', 'h', 'P', 'P', '9175', 'B', 'F']

Answer: 32260


Question: ['p', 'V', '673', '8483', 'S']

Answer: 9156


Question: ['5517', '3267', '985', '1783', '8093', 'j', '4181', 'C', 'c', 'o']

Answer:
23826