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: 1, 2, ['f', '6835']

SOLUTION: f6835

PROBLEM: 3, 4, ['o', '9787', '2705', 'u', '2699']

SOLUTION: 2705u

PROBLEM: 6, 8, ['W', '7411', '6543', 'q', '3441', 'x', 'V', 'y', 'E', 'j']

SOLUTION:
xVy