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, 2, ['663', '6503']
[EX A]: 6636503

[EX Q]: 7, 9, ['8705', '6055', 'j', 'E', '5211', '7127', 'I', '4249', '3847', '5185']
[EX A]: I42493847

[EX Q]: 6, 7, ['q', 'Z', 'm', 'k', '8429', 'V', '9691', 'H']
[EX A]:
V9691

