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, 10, ['8615', '4155', 'k', '1061', '6223', 'V', '379', '4369', 'n', 'U', 'u', '5007', 'q', 'f']

SOLUTION: 4155k10616223V3794369nU

PROBLEM: 3, 4, ['7311', '317', 'w', 'c', 'S', '5919', '3377']

SOLUTION: wc

PROBLEM: 6, 7, ['8943', 'o', 'j', 'H', 'Q', '265', '7847']

SOLUTION:
2657847