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, 12, ['I', '9921', 's', '3969', '8689', '4611', 'q', 'x', 'Z', 'w', 'L', 'z', 'C', '9789', '7493', '1183', 'J']

396986894611qxZwLz