TASK 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.
PROBLEM: 1, 7, ['6925', '5419', 'b', '1297', '4309', '8919', 'H', 'h', 'P', 'q', '2907', '5573', 'G', '4767', 'U', 'R', '6717', 's', 'I', '4477']

SOLUTION: 69255419b129743098919H

PROBLEM: 7, 9, ['4579', '6799', 'v', '9023', '3091', 'q', '301', 't', '7195', '2223', '8861', '5725']

SOLUTION: 301t7195

PROBLEM: 13, 22, ['3531', '4473', '2723', '7881', 'M', '7489', 'C', 'F', '529', '1725', '6171', '5081', 'w', '8345', 'e', '9795', 'N', '2545', '327', '3813', 'y', 'z', 'A', '9553', 'h', 'j', '4849', 'W', '9155']

SOLUTION:
w8345e9795N25453273813yz