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: ['u', 'i', 'z', 't', '9617', 'd', '3255', 'w', 'S', '3041', '7451']

Answer: 23364


Question: ['j', 'A', 'L', 'i', 'I', '3827', '8245', 'H', 'J', '8117', 'w', '4659', 'Y', 'x', 'K']

Answer: 24848


Question: ['w', '4773', 'I', 'O', '7465', '6531', 'H', 'v', '7707', '359', '7821', '4937', '8839', 'M']

Answer:
48432