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: 1, 3, ['K', '7169', '2913', '8631', 'g']

SOLUTION: K71692913

PROBLEM: 1, 2, ['i', '8137', '603', 'R', '8825', 'g']

SOLUTION: i8137

PROBLEM: 5, 6, ['v', '6757', 't', '3759', '5835', 'A', '929', 'H', 'k', 'Q']

SOLUTION:
5835A