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, 8, ['5021', '5213', '9129', 's', '6735', 'p', '1113', '7285', 'M', '9005', '1851', 'p', 'M', '5011']

502152139129s6735p11137285