TASK DEFINITION: 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.
PROBLEM: 3, 12, ['i', 'T', '5733', '851', 'v', 'U', '6993', '7781', 'B', '5461', 'G', 'O']

SOLUTION: 5733851vU69937781B5461GO

PROBLEM: 2, 3, ['8493', '5311', 'Z', 'Q', 'y', '5777', '539', '157', '231', 'I', '9957', '8923', '8491', '1935', '6435', '4087', '2479', 'n']

SOLUTION: 5311Z

PROBLEM: 5, 10, ['8939', 'S', 'P', '2381', '3781', 'B', '8413', 'm', 'B', '1565', '681']

SOLUTION:
3781B8413mB1565