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: 8, 18, ['4671', '8427', '6735', 'n', '8945', 'S', '9839', 'o', '5175', '245', '4123', 'k', 'C', 'T', '2431', 'w', '2505', 'b', 'c', 's', 'E', 'A', 'F', 'x']

o51752454123kCT2431w2505b