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: 12, 25, ['I', 'v', '8085', '1587', '2949', 'u', 'J', '5491', 'N', 'H', '531', 'N', 'U', '4873', 'J', 'g', 'T', 'w', 'Y', 'N', 'X', '6909', 'R', 'N', '9757', 'p', '7367', 'j', 'H']

NU4873JgTwYNX6909RN9757