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: 9, 12, ['4323', '4029', '2223', 'l', 'n', 'T', 'M', 'Q', '4017', '1139', 'E', '201']

SOLUTION: 40171139E201

PROBLEM: 1, 2, ['f', '6835']

SOLUTION: f6835

PROBLEM: 1, 4, ['d', 'n', '6935', 'R', '1591', '8425', 'C', '2715', 'G', '9321', '8751', 'f', 'L']

SOLUTION:
dn6935R