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, 4, ['5315', 'r', '7193', '5325', 'q']

SOLUTION: 5315r71935325

PROBLEM: 3, 12, ['9045', 'p', '9137', '2949', 'K', '2097', 'X', '3633', 'C', '7053', '3049', 'k', '6969', 'M', '1701', 'o', 'U', '2661', '3283', 'a', 's', '9515', 'B', 's', 'k', 'l', 'T']

SOLUTION: 91372949K2097X3633C70533049k

PROBLEM: 6, 15, ['2749', '9509', 'E', '5053', 'r', 'm', '8155', 'n', 'W', '7209', 'c', 'q', 'L', '6181', 'I', '5349', '3425', '7439', '8203', 'E', '3143', 'y', 'y', '909', '8777', 'I', 'g', '4357', 'B', 'Q']

SOLUTION:
m8155nW7209cqL6181I