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: 10, 17, ['t', '8257', '7255', 's', 'l', '5921', '855', 'F', '729', 'D', '7315', '189', 'a', '605', '2077', '4479', 'I', '1909', '1811']

D7315189a60520774479I