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: 1, 6, ['519', 's', '1099', 'y', '3027', 'D', '5489', '6563', 'F', '4329', '2253', 'N']

Answer: 519s1099y3027D


Question: 6, 7, ['9651', 'R', '2667', '3671', 'J', '7683', 'J', 'i', '737', '5721', 'W', 'z', '9307', '9651', 'p', 'R', 'w', 'J', '289', 'g', 'i', 'A', '7165', 'W']

Answer: 7683J


Question: 17, 20, ['p', '6289', '2135', '561', 'L', 'E', 's', 'B', '5861', 'e', 'q', 'm', 'C', '8965', 'e', '8237', '555', '3945', 'B', '5669']

Answer:
5553945B5669