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: 6, 12, ['O', 'o', 'g', '8267', 'F', '1831', 'K', '4269', 'X', '7355', '6935', '1255', '4401', 'L', '3143', '9815']

1831K4269X735569351255