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, 14, ['f', 'L', '8565', 'u', '9619', 'J', 'R', '3179', '823', '6555', 'r', '8321', 'l', '9669', '6007', 'G', '6241', '9863']

fL8565u9619JR31798236555r8321l9669