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: 10, 19, ['3441', 'L', 'U', 'M', '6479', '2737', 'Z', 'i', 'C', 'y', '6487', 'n', 'z', '1321', 'G', 'R', '9851', '7337', '1697', 'C', 'U', 'n', 'A', '9303', '5349', '2059', '2043']

y6487nz1321GR985173371697