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: 15, 18, ['9781', '4365', '6517', 'u', 's', '9177', '8749', 'V', 'w', 'M', '5559', '5421', 'R', 'N', 'I', '5705', 'w', '5821']

SOLUTION: I5705w5821

PROBLEM: 1, 4, ['6945', 'D', 'a', 's', 'q', 'M']

SOLUTION: 6945Das

PROBLEM: 11, 23, ['a', '8217', '9527', '5779', 't', '9573', '9547', 'F', 'J', 'H', 'E', 'o', 'W', '2027', 'i', '7387', '5527', '8985', '4909', 'v', '2847', 'X', '3513', '4051', 'W']

SOLUTION:
EoW2027i7387552789854909v2847X3513