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 concatenate all elements of A from the ith element to the jth element, and print the resultant string. 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:
4, 9, ['9451', 'm', '1961', '7733', '8541', 'n', 'o', 'F', '6697', '9977']
answer:
77338541noF6697


question:
12, 16, ['V', 'b', '5681', '3457', '2951', 'h', 'B', 'W', '4177', 'P', 'T', '2747', '7697', '303', '5563', '2593', 'X', 'v', '8885', 'E']
answer:
2747769730355632593


question:
4, 8, ['7961', '9767', 'G', '5661', 'j', '3185', 'V', '695', '4887']
answer:

5661j3185V695