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, 5, ['Q', 'J', '983', 'W', 'b']

SOLUTION: QJ983Wb

PROBLEM: 2, 2, ['7147', 'T', '8623', '4399', '8963', 'B', 'r', 'x', 'F', 'L', '5201']

SOLUTION: T

PROBLEM: 4, 5, ['9163', '8635', 'e', '3547', 'v', 'N', '277', 'B', '2873', '7771', '1705', 'u', 'h', '7695', 'v', '933', 'y', '4445', 'z', 'v', '9423', 'p', 'g', '5927']

SOLUTION:
3547v