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: 5, 5, ['m', '6561', '8687', '4209', 'x', 'u', 'D', '3673', '6175', '5195', 'n', '71', 'h', 'U', '1899', '4559', '2419', 't', 'a', '4165']

Answer: x


Question: 6, 7, ['1277', '1589', 'Z', 'U', '507', '4913', 'g', '4789']

Answer: 4913g


Question: 1, 4, ['1923', '2515', 'e', '8565']

Answer:
19232515e8565