TASK 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.
PROBLEM: 6, 7, ['6261', 'l', 'T', 't', 'X', 'G', 'Y', 'f']

SOLUTION: 0

PROBLEM: 5, 14, ['r', '5851', '5957', '1951', '9761', '6805', '2323', 'J', '703', '9479', '6653', 'L', '513', 'A', 'v', '4273', '391', 'b']

SOLUTION: 36237

PROBLEM: 1, 9, ['E', '8733', '3705', 'L', 'o', '8499', 'x', 't', '6679', '7301', '911', '8425']

SOLUTION:
27616