instruction:
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.
question:
3, 7, ['k', 'm', 'W', '641', 'X', 'B', '897']
answer:
1538


question:
8, 9, ['6753', 'Y', 'v', '1365', '1033', 'l', 'A', '203', 'J', '8391', 'i', '1813', 'V', 'D', 'S', '4981', 'o']
answer:
203


question:
7, 8, ['3035', '9397', 'y', '2843', 'K', 'F', 'u', 'P', '6915', 'd', '7121', 'j']
answer:

0