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: 30, 30, ['365', '2643', '821', '7239', 'R', '6803', '6415', '9309', 'c', '1787', 'N', '7545', 'P', 'D', '8755', '837', 'T', '4621', '7831', '6281', 'N', 'r', 'U', '5623', '7517', '9125', 'H', 'd', '7963', '5763']

SOLUTION: 5763

PROBLEM: 4, 6, ['s', 'o', '5677', '5881', '6197', '8349']

SOLUTION: 588161978349

PROBLEM: 4, 10, ['749', 'm', 'M', 'j', 'h', 'n', 'z', 't', '6649', 'b']

SOLUTION:
jhnzt6649b