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]: 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]: 7, 7, ['3713', 'Y', 'Q', 't', 'a', '1235', 'f', '1953', 'B', '2695', 'I', '2265']
[EX A]: f

[EX Q]: 10, 12, ['3267', '8005', '7661', '4823', 'Y', '4933', '8611', '3941', '3855', '6949', '1481', '9625', '1427', '1231', 'V', '6399', '1791', '9843', '9443', '5887', '5701']
[EX A]:
694914819625