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: 5, 12, ['2463', '9553', 't', 'e', '7439', '7757', '7619', '8787', '1853', 'Q', 'u', 'V', '8243', '4889', 's']

SOLUTION: 74397757761987871853QuV

PROBLEM: 2, 3, ['l', 'c', '4671']

SOLUTION: c4671

PROBLEM: 3, 3, ['7223', '2935', 'e', '3787']

SOLUTION:
e