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: 1, 6, ['G', '277', '6909', '47', '793', 't', 'u', '129', 'N', '5387', 'v', 'R', 'h', 'f', 't', '7689']

G277690947793t