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]: 1, 5, ['6769', '6487', 'O', '9983', 'k']
[EX A]: 67696487O9983k

[EX Q]: 7, 8, ['2399', '1209', 'B', 'r', 'c', 'o', 'E', 'k', 'H', '7301', 'C', '7109', 'w', '1491', '1071', '7125', '4445', 'X', 'Q', 'c', '4565']
[EX A]: Ek

[EX Q]: 3, 4, ['A', '395', '639', 'J', 'y', 'P']
[EX A]:
639J