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, 12, ['7629', 'v', 'G', 'g', '2927', 'A', 'W', 'j', 'S', 'M', 'm', '3073', 'B', 't', '4919', 'P', '7827', 'O', 'c', '387', 'm', 'r', 'U']

Mm3073