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: 4, 20, ['1033', '6489', '3569', 'f', '4483', 'm', '8817', '6619', '2881', 'K', '227', '2479', '6185', 'C', '1351', 'D', 'L', '5997', '6921', '7909']

SOLUTION: f4483m881766192881K22724796185C1351DL599769217909

PROBLEM: 17, 18, ['7971', 'D', '2791', 'E', '5517', 'I', 'u', '9333', 'i', '1933', 'y', 'C', '1829', '8197', 'l', '5963', '4535', '5009', '4841', 'G', '8553', '1505']

SOLUTION: 45355009

PROBLEM: 4, 17, ['U', '619', '71', 'p', 'Y', 'C', 'S', 'j', '9581', 'H', 'B', 'x', '7733', '9899', 'w', '7889', '9543', '2937', '2247', 'g', 'W', 'j', 'v', 'o', 'Y', 'b', '6743', '9009', '9105']

SOLUTION:
pYCSj9581HBx77339899w78899543