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, ['4521', 'w', '7235', '6241', '8917', 'f', 'w', 'R', 'z', 'm', '1143', '6095', 'N', '6193', 'c', '2647', 'Z', '3717', 'Z', 'g', 'l', '2855', 'y', 'R', '3429', '123']

6193c2647Z3717