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, 12, ['7257', '4669', '171', 'R', 'Z', '4933', 'a', 'p', '2311', 'J', '1787', 'w', '243', 'r', 'n', 'w', '6877', 'u', '2917', 'v', '9485', 'a']

p2311J1787w