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: 7, 12, ['3005', 'C', 'e', 'n', 'R', '6951', 'm', 'C', '4281', 'A', 'S', 'k', '8731', 'L', '5621', 'A', 'K', '7803', '6371', '5921', '4031', 'd', 'i', '7789']

mC4281ASk