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, 13, ['r', 'o', 'E', '8885', '4003', '9111', 'd', '7123', '1423', 'P', '4475', 'o', 'n', 'B']

SOLUTION: d71231423P4475on

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: 23, 23, ['x', '4323', 'f', '91', 'E', 'g', 'K', '2209', '1543', 'K', '2505', '53', 'Y', '4465', 'j', 'I', '1781', 'k', 'b', '3657', 'V', 'Z', '9291', '3397']

SOLUTION:
9291