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, 7, ['P', 'j', 'Z', '693', '3865', 'I', 'o', 'L', '185']

SOLUTION: o

PROBLEM: 7, 7, ['3713', 'Y', 'Q', 't', 'a', '1235', 'f', '1953', 'B', '2695', 'I', '2265']

SOLUTION: f

PROBLEM: 10, 12, ['891', '967', '9255', 't', 'J', 'q', '3525', 'q', '8555', '1943', '3735', '1759']

SOLUTION:
194337351759