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, 10, ['x', '6441', 'j', '9963', '4381', '493', 'M', 'V', '9209', '7833', '5569', 'u', '9505', 'p', 'X', '4595', 'b', '5781', '7251']

SOLUTION: 99634381493MV92097833

PROBLEM: 3, 5, ['1381', '3871', '329', 'r', '1787', '9913', 'I', 'b', 'I', 'k', '7125', 'd', '6585', '8679', '8263', '1257', 'b', 'E', '4733', '5709', 'B', '8095']

SOLUTION: 329r1787

PROBLEM: 1, 7, ['2463', '3579', '6567', 'q', '3745', '7961', '8851', '5973']

SOLUTION:
246335796567q374579618851