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: 13, 19, ['1499', '7609', '4801', '471', 'S', 'H', '129', '5753', '9835', 'w', 'O', '661', 'Z', 'N', 'x', 'x', 'M', '9035', '2179', 'I', '973', '2107', '4863', 'X', '1217', '2179']

SOLUTION: ZNxxM90352179

PROBLEM: 11, 21, ['8339', 'U', 'p', '9819', '943', 't', 'U', '825', 'p', '3099', 'k', '5813', '1005', '4977', 'y', '8777', '1159', 'x', '9653', '5159', 'S', 'X', '7493', '1045', 'I', 'n']

SOLUTION: k581310054977y87771159x96535159S

PROBLEM: 1, 4, ['5703', 's', '1075', '7683']

SOLUTION:
5703s10757683