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: 25, 25, ['k', 'M', 'g', '7475', 'y', 'x', 'K', 'R', 'p', 'R', '3583', 'M', '2539', '6985', '3877', '953', 'S', 'n', 'C', 'a', 'J', '5429', 'l', '7941', 'p', '5029', '7807', '8619', 'n', '3781']

SOLUTION: p

PROBLEM: 1, 2, ['M', 'G', '8763', '6617', 's', 't']

SOLUTION: MG

PROBLEM: 2, 17, ['6659', 'U', 'L', '669', '8949', '7717', '5853', '5849', 'A', 'f', 'H', '6459', 'j', '7877', 'j', '5717', 'w']

SOLUTION:
UL6698949771758535849AfH6459j7877j5717w