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, 12, ['6613', 'O', 'g', 'Y', '6115', '3527', '1921', 'z', 'U', '7233', '4793', 'c', 'W', 'y', '1245', '4121', '5729', 'y', 'L']

SOLUTION: 1921zU72334793c

PROBLEM: 2, 9, ['5705', 'G', 'c', '2817', '2917', 'R', 'g', '8365', 'i', 'G', '1689', '7723', '4575', 'q', '3419']

SOLUTION: Gc28172917Rg8365i

PROBLEM: 5, 6, ['o', 'F', '8567', 'H', '5679', 'a']

SOLUTION:
5679a