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: 12, 12, ['O', 'y', 'c', 'E', 'g', 'o', '6539', 'r', '8917', '2839', '109', '6143', '3091', 'e', 'S', 'L', 'C', '4359']

Answer: 6143


Question: 1, 3, ['1963', '8375', 'l', '2629', '2987']

Answer: 19638375l


Question: 1, 2, ['5055', '1211']

Answer:
50551211