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: 7, 8, ['C', 'W', '7259', 'e', 'O', '6851', '6971', 'q', 'r', 'G', '8919', '3871', '141', 'u', 'R']

SOLUTION: 6971q

PROBLEM: 5, 22, ['9761', 'b', 'R', '2363', 'W', '5059', 'U', 'm', '8877', 'W', 'w', 'G', '6255', '1359', 'f', 'c', '3225', 'm', 'v', 'o', 'P', 'p', 'M']

SOLUTION: W5059Um8877WwG62551359fc3225mvoPp

PROBLEM: 2, 8, ['J', 'I', '6143', 'Z', 'b', '3289', '9243', '3053', '4053', 'q', '4145', '597']

SOLUTION:
I6143Zb328992433053