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: 10, 20, ['L', 'Z', 'D', '7923', 'e', '9243', 'N', 'e', 'a', '5995', 'h', '2323', 'Q', '4075', '8675', '8713', 'i', 'k', 'B', 'm']

Answer: 5995h2323Q407586758713ikBm


Question: 2, 3, ['l', 'c', '4671']

Answer: c4671


Question: 13, 16, ['A', '7677', '3595', '9931', '8881', '5093', 'T', 'M', '8441', '1695', 'o', '5815', 'f', '923', '8401', 'U', 'a']

Answer:
f9238401U