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, 11, ['747', 'E', '3703', 'P', 'Z', 'w', 'm', 'X', 's', '4635', 'U', '2417', 'P', 't', 'A', '923']

E3703PZwmXs4635U