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: 5, 15, ['m', '7541', 'U', 'r', '5215', '3183', '8757', '1199', '4541', 'X', '8007', '9255', '2507', 'K', 'F', '3575', 'z', 't', '4517', 'Q', '8861']

52153183875711994541X800792552507KF