Definition: In this task, you are given inputs i,j, and A, where i and j are integers and A is a list. You need to return the sum of all the numerical elements in the list A between the positions i and j (including positions i and j). Return 0 if no numerical element is present in the list between the given ranges. i and j will be non-negative, and will always have a value less than the length of A. i will always be less than j.
Input: 12, 21, ['2013', 'E', 'u', '435', '909', 'H', 'f', 'y', '3479', '7453', 'h', '9193', 'G', '1947', 'k', 'q', '4119', '489', 'A', 'L', 'Y', '9753', 'u', '8129', 'Q', 'Q', '2991', 'l']

15748