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: 2, 17, ['l', '4279', 'O', '8503', '8669', 'f', 'U', 'I', 'A', 'q', 'q', '6735', 'S', 't', '7713', '8889', 'F', '8879', 'g', '4247', '9465', 'z']

Answer: 4279O85038669fUIAqq6735St77138889F


Question: 4, 6, ['k', 'b', 't', '5167', '3621', 'V', '3487']

Answer: 51673621V


Question: 2, 3, ['w', 'Y', '4079', 'U', 'L', '5479']

Answer:
Y4079