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: 7, 17, ['9105', '7319', 'J', 'Y', 'L', '495', 'x', '9123', 'K', 'i', 'W', '4619', '9285', '1107', '1385', 'm', '7909', 'C', 'o', '6953']

SOLUTION: x9123KiW4619928511071385m7909

PROBLEM: 2, 15, ['y', '5591', '6581', '7619', '4615', 'S', '5113', '3245', 'q', 'U', '4549', 'v', 'q', '1983', 'b', '3921']

SOLUTION: 5591658176194615S51133245qU4549vq1983b

PROBLEM: 16, 18, ['r', 't', 'u', '4067', 's', '9523', 'G', '2053', '3255', '1193', 'v', 'K', '7741', 'a', '5055', 'j', 'A', 'D', 'p', 'u', 'y', 'l', '7955', 'Q', 'k', 'A', 'E', 'V']

SOLUTION:
jAD