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: 10, 11, ['g', 'H', 'O', 'y', 'd', 'U', 'K', 'I', '2231', '6271', 'U']

SOLUTION: 6271U

PROBLEM: 3, 10, ['4531', 'f', 'M', 'z', '7099', '2365', '67', '5195', '4043', 'J', 'j', '3723', '1483', 'm', 'q', 'X', '519', '313', 'B', 'l', 'e', 'O', 'r', '935', 'H', '2895', 'x']

SOLUTION: Mz709923656751954043J

PROBLEM: 5, 6, ['r', '589', 'R', '4183', 'H', 'r', '1055', 'F', 'h', 'B', 'H', '1729', 'Y', '8933', '7835', 'd', '9347']

SOLUTION:
Hr