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: 4, 17, ['p', 'W', 'J', '6005', 'W', 'J', '6031', 'f', 'd', '3143', 't', 'l', '6679', '9589', 'a', 'e', 'm', '3943', 'h', '4909', '6787']

6005WJ6031fd3143tl66799589aem