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: 12, 16, ['7831', 'e', '2959', 'c', '8081', '7491', 'F', '9301', 'B', '785', '1291', 'm', 'I', '391', 'u', 'N', 's', 'x', '153', 'O', '1285', 'C', 'R', '4603', 'E']

mI391uN