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:
1, 4, ['o', 'O', '7355', 'S', '2513', 'f', '4189']
answer:
7355


question:
1, 7, ['173', '5875', 'C', '7417', '3565', '1949', '537', '7707', 'o', 'y']
answer:
19516


question:
8, 12, ['9821', '1995', '63', 'T', '8135', '1633', '2539', '951', '8471', '5663', '3377', 'a', 'T', '7849', 'W', '2397', '327', '9461', '2955', '901', 'X', 'S', 't']
answer:

18462