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.
Input: 14, 18, ['t', '3489', 'p', '3677', 'f', 'u', '6191', 'O', '5429', 'x', 'U', '1225', '4555', '8823', '6923', '2975', '9605', '2089', 'B', 'd', 'k']

88236923297596052089