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: 3, 9, ['T', 'm', '8549', 'W', 'x', '7571', '8593', '6109', '9149', 's', '4339', 'I', 'm', '8441', '3103', '6343', 'r', '2477', 'B', '4109', 'B']

8549Wx7571859361099149