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: 8, 20, ['A', 'Q', 'O', '4377', 'm', '1659', '9269', '3153', '3255', 'j', '4983', '7555', '7117', 'k', 'F', '1443', '3287', '745', 'u', 'H', 'I', '8367', 'Q', 'S']

31533255j498375557117kF14433287745uH