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.

[EX Q]: 10, 12, ['1821', '663', 'w', '6961', 'R', 'e', '1137', '2003', '5241', 'p', 'T', 'r']
[EX A]: pTr

[EX Q]: 3, 4, ['8681', '2115', '9305', '2451']
[EX A]: 93052451

[EX Q]: 1, 5, ['w', '7715', 'c', 'E', 'F']
[EX A]:
w7715cEF