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, 11, ['S', '4763', '1463', '4219', 'D', '9953', '7347', 'r', '1073', '8743', '8943', 'i', 'I', 'u', '1915', '1785', 'x', 'S', '623']

r107387438943