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, 15, ['u', 'R', 'd', '2937', '6469', 'w', 'e', 'T', 'C', '7295', 'q', '2427', 'q', '1627', 'G', 'S', '9303', 'a', 'v', '1849']

2427q1627G