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.

[EX Q]: 9, 10, ['8633', 'Q', 'h', 'r', '6939', 'U', 'F', '9823', '7707', 'a', 'C', 'o', '5621', 'V', 'S', 'f', 'u', '3607', '3883', 'U', '8939']
[EX A]: 7707a

[EX Q]: 1, 2, ['h', 'B']
[EX A]: hB

[EX Q]: 6, 9, ['W', 'A', '3451', 'L', 'O', '5297', 'Z', 'T', 'r', '4321']
[EX A]:
5297ZTr