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, 15, ['M', '9849', 'U', '871', 'I', 'p', 'y', '6537', '9089', '3489', 'x', 'p', '3461', '7327', '2237', '9803', 'D', '5479', '71', 'g', '2943']

M9849U871Ipy653790893489xp346173272237