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: 2, 18, ['1299', 'R', 'h', '7969', '6699', 'K', 'd', 'H', 'A', '7267', '39', '7315', '8647', '2947', '25', '9077', '773', 'M', 'E', 'g']

Rh79696699KdHA726739731586472947259077773M