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: 1, 2, ['k', '9837']

SOLUTION: k9837

PROBLEM: 1, 10, ['f', 'C', '5879', '6395', '8353', 's', 'T', 'u', '9245', '6309', 'N', 'F', '259', '993']

SOLUTION: fC587963958353sTu92456309

PROBLEM: 1, 11, ['H', '7247', 'B', '2899', 'C', '2743', 'J', '6257', '8531', 'V', 'l', '1915', '1541', 'I', 'F']

SOLUTION:
H7247B2899C2743J62578531Vl