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: 2, 17, ['l', '4279', 'O', '8503', '8669', 'f', 'U', 'I', 'A', 'q', 'q', '6735', 'S', 't', '7713', '8889', 'F', '8879', 'g', '4247', '9465', 'z']

SOLUTION: 4279O85038669fUIAqq6735St77138889F

PROBLEM: 2, 14, ['1989', 'b', '3375', 'x', 'e', '8063', 't', '2461', '4855', '9491', 'F', 'd', 'U', 'f', '2199', 'd', '8123', 'R', '6731', '3395', '2961', '1001', 's', 'G', '7595', 'I', '7447', '3861']

SOLUTION: b3375xe8063t246148559491FdUf

PROBLEM: 17, 17, ['c', '8571', '1363', '3651', 'g', 't', 'F', 'p', 'P', 'o', 'b', 'y', 'w', '1271', '6029', 'F', 'u', '3975', '421']

SOLUTION:
u