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, 2, ['m', '3421', 'u', 'C', '4943', '721', 'R', '8749', 'o', 'w', 'E', 'f', '7529']

m3421