You will be given a definition of a task first, then some input of the task.
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.

5, 6, ['s', '4839', '6051', '811', '611', 'n', '225', '5735', 'v', '5569', 'k', 'C']
Output:
611n