Definition: 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.
Input: 3, 4, ['s', 'y', '5015', '1149', '4825', '171', 'Q', '2815', '5881', '9535', 'Y', 'v', 'I', 'F', '5453', '9905', '9661', '9521']

50151149