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.
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Question: 2, 5, ['7791', '8561', 'r', 'e', '7821', '2611', '1', 'P', 'n', '4097', 'z', 'a', '9589', 'M', '8867']

Answer: 8561re7821


Question: 5, 13, ['G', '4913', 'i', 'b', 'Q', '6937', '4251', 'Z', '535', '5563', 'x', '4813', '363', '1985', '3913', 'w', 'o', 'U', 'y']

Answer: Q69374251Z5355563x4813363


Question: 11, 19, ['8173', '2629', '791', 'q', '4089', '6043', 'P', '9723', '5085', '8481', 's', '79', '8155', 'x', '867', 'p', '3923', '9215', 'N', 'O', 'Q']

Answer:
s798155x867p39239215N