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, 10, ['O', '6627', '4323', 'j', '5693', '243', 'N', '9877', 'F', '1199', 'U']

66274323j5693243N9877F1199