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, 14, ['9091', '9643', 'v', 'J', 'q', 'P', '5913', 's', 'F', 't', '8721', '2989', '4599', '4813', 'G', '8101', '3337', '9121', '601', 'H', 'z', 'W', 'I', '4653']

SOLUTION: JqP5913sFt8721298945994813

PROBLEM: 16, 18, ['373', 'q', '5873', 'R', 'Y', 'O', 'r', 'U', '5249', '3393', '355', '931', '1621', '4269', 'M', 'Q', '1051', '9755', '5463', '9821', 'x', 'y', 'j', 'W', '6795', 'X', 'H', 'G', 'u']

SOLUTION: Q10519755

PROBLEM: 6, 10, ['p', '1717', '7011', '6381', '7797', '8061', '1463', 'h', '1641', 'a', 'k', '4221', '6423', 'X', 'T', '7241', '151', 'v', 'n', 'J', '7713', '6379']

SOLUTION:
80611463h1641a