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, 26, ['7943', '267', 'b', '6105', 'f', '5967', 'E', 'n', 'z', 'A', '4669', '4281', '3587', '9441', '4639', '6547', '1995', 'm', '5429', 'C', '9081', 'F', '5963', '4501', 'o', '2749', 'X', 'n', 'W']

267b6105f5967EnzA4669428135879441463965471995m5429C9081F59634501o2749