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: 1, 3, ['3025', 'f', '3847', '3837', 'x', '2207', '2347', '1087', 'd', '2179', '9661', 'O', 'c', 'b', 'S', 'Q', '223', '6749', 'p', 'M', 'E', 't']

3025f3847