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: 7, 12, ['k', 'T', 'Y', '31', 'g', '7531', 'w', '7675', '2109', 'K', '1405', 'I', '6223', 'V', '3259', 'f', '4533', 'O', 'i', '6041', 'f', '5397', '9613', 'X', '4621', '4777', 'F']

w76752109K1405I