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: 3, 6, ['5163', 'Z', '4011', '8827', 'P', 'u', 'b', 'a', 'W']

SOLUTION: 40118827Pu

PROBLEM: 9, 13, ['1021', '3241', 'n', 's', '2629', '3551', '2853', '5549', '485', '9195', '3175', '6445', 'D', '2839']

SOLUTION: 485919531756445D

PROBLEM: 3, 5, ['7837', 'O', 'B', '2441', 'M']

SOLUTION:
B2441M