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: 9, 11, ['4913', 'd', 'B', 'e', 'o', '4507', 'J', '6137', 'B', 'g', '6057', 'z', 'v', '4845', 'n', '995', '4201', 'X', '1459', '3089', '2551', '5013', 'R', 'e', '1077', 'g', 'V', '2905']

SOLUTION: Bg6057

PROBLEM: 7, 20, ['M', 'w', '4271', 'S', 'N', '2229', 'I', '5851', 'M', '7427', '9069', '507', 't', '9823', '1015', 'v', '3835', '2015', '3625', 'F', '9195', 'V', '3613', '6431', '3293', '2945', '4373', '2835', 'J']

SOLUTION: I5851M74279069507t98231015v383520153625F

PROBLEM: 1, 8, ['W', 'h', '3553', 'U', '1267', '355', 'i', '4021', '5353', 'Y', 'j', 'Q', 'x', '2925', '5343', '3931', 'l']

SOLUTION:
Wh3553U1267355i4021