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, 7, ['D', 'f', '547', 'r', 'W', '8611', '869', '6649', 'V', '6969', '2731', 'q', '3687', 'q']

SOLUTION: Df547rW8611869

PROBLEM: 6, 8, ['8795', 'C', '3171', 'S', '2061', '6451', 'I', '8541', 'g', 'i', '1371', '9249', '861', 'v', '2341', 'a', '5443']

SOLUTION: 6451I8541

PROBLEM: 11, 14, ['1557', '363', 'A', 'H', '8859', '9807', 'L', '779', '6191', 'w', 'c', '3461', '4487', '607', 'G', 'D', '1341', '2321', '1765', 'F', 'u']

SOLUTION:
c34614487607