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: 16, 16, ['9005', 'k', '8959', '781', 'L', 'q', '5191', 'O', '9913', 'i', '4207', '7995', 'j', '8783', 'x', 'D']

SOLUTION: D

PROBLEM: 1, 5, ['6055', '1571', 'y', '8959', 'L', 'z', '353', '2365', '8291', 'C', 'U', '8249']

SOLUTION: 60551571y8959L

PROBLEM: 1, 2, ['1257', 'y']

SOLUTION:
1257y