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, 11, ['e', 'j', '6003', '1805', 's', 'p', 'u', '2149', '2987', '909', '4393', 'z', 'Q']

214929879094393