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: 7, 8, ['1469', '2079', '643', 'i', '6567', 'B', '7849', '4007', 'x', '2863', 'N', '1279', '1271', 'p']

SOLUTION: 78494007

PROBLEM: 20, 26, ['E', 'V', '6917', 'K', '9757', '985', '8375', '7783', 'O', 's', 'p', 'M', 'V', 'f', 'P', 'm', 'l', '8799', '3835', 'T', '1565', '4931', '265', 'N', 'n', 'z', '1651', 'w', '6267']

SOLUTION: T15654931265Nnz

PROBLEM: 1, 12, ['X', 'F', '647', '8761', 'u', 'g', 'D', '3973', 'x', 'j', 'N', 'x', '839', '7405', '8271', '2975', 'g', 'W', '6157']

SOLUTION:
XF6478761ugD3973xjNx