TASK DEFINITION: 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.
PROBLEM: ['2895', '8095', 'y', '1927', '4827']

SOLUTION: 17744

PROBLEM: ['1319', '6105', '1119', 'c', 'p', '7617', '5113', 'a', '5115', '6731', '6693']

SOLUTION: 39812

PROBLEM: ['A', 'g', 'x', 'h', 'P', '4605', '1121']

SOLUTION:
5726