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.

[Q]: 1, 1, ['S', '5881']
[A]: S


[Q]: 10, 12, ['1821', '663', 'w', '6961', 'R', 'e', '1137', '2003', '5241', 'p', 'T', 'r']
[A]: pTr


[Q]: 7, 20, ['1259', 'm', 'i', '9437', 'u', '463', 'G', '5055', '4663', 'P', 'S', 'l', 'C', 'v', 'J', 'U', '9827', '1431', '5507', '469', 'N', 't', '6127']
[A]:
G50554663PSlCvJU982714315507469


