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, ['D', '5207']

SOLUTION: D5207

PROBLEM: 2, 13, ['9651', 'r', '6965', 'L', 'J', 'V', 'Z', 'D', '1761', 'n', '3489', 'h', 'L', '1345', '3851', 'J', '4181', '8557', 'c']

SOLUTION: r6965LJVZD1761n3489hL

PROBLEM: 1, 11, ['5377', 'b', 'b', '4271', '5929', 'O', '8209', 'O', '315', '6945', '6921', '2025', '2117', '7407', '3', '6717', '6299', 'q', '6207', 'm', '7219']

SOLUTION:
5377bb42715929O8209O31569456921