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: 15, 18, ['9781', '4365', '6517', 'u', 's', '9177', '8749', 'V', 'w', 'M', '5559', '5421', 'R', 'N', 'I', '5705', 'w', '5821']

Answer: I5705w5821


Question: 8, 12, ['m', 'v', '3139', '653', '9019', 'u', 'Y', 'a', 'e', '2067', '767', '5151']

Answer: ae20677675151


Question: 1, 3, ['1159', '7473', '5529']

Answer:
115974735529