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, 5, ['m', '6561', '8687', '4209', 'x', 'u', 'D', '3673', '6175', '5195', 'n', '71', 'h', 'U', '1899', '4559', '2419', 't', 'a', '4165']

SOLUTION: x

PROBLEM: 5, 5, ['7173', 'b', '9573', 'O', '8047', 'f']

SOLUTION: 8047

PROBLEM: 19, 22, ['b', '7945', '8133', '4305', 'V', 'D', 'B', 'j', '7161', '9117', '9313', '9165', 'f', 'V', 'X', '1843', 'h', 'q', 'i', 'b', '769', '8205', 'N']

SOLUTION:
ib7698205