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, 13, ['O', 'J', '303', '8511', 'M', '8063', '3389', '9473', 'c', '4853', 'L', 'm', 'b']

SOLUTION: 8511M806333899473c4853Lmb

PROBLEM: 1, 5, ['W', 'F', 'J', '7019', '4221', '9765', '3757', '6747', 'i', 'e', 'R', 'N', '6331', 'C', '3291', 'Z', 'a', 'f', 'Y', '5667', '1009']

SOLUTION: WFJ70194221

PROBLEM: 6, 9, ['g', '7481', '6717', '2863', '79', '5841', 'o', 'K', '4697', 'l', 'c', 'G', 'G']

SOLUTION:
5841oK4697