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: 2, 17, ['9113', 'X', '121', 'b', 'w', 'f', '223', '8795', 'N', 'L', 'n', '7371', '6957', '9287', '8537', '1205', '7845', '1405', '5435', 'S', 'u']

X121bwf2238795NLn737169579287853712057845