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: 11, 21, ['3941', '1169', '2867', 'v', '3439', '1829', 'k', 'P', 'V', 'Z', 'L', '7093', 'E', '1279', '4983', '4677', '6597', 'u', 'E', 'f', 'r', '1635']

L7093E1279498346776597uEfr