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]: 18, 21, ['k', 'p', 'k', '115', '5813', '4665', '6773', '9965', 'F', '8533', 'c', '8893', 't', '7853', 'g', 't', '1889', 'd', '5063', '279', '9911', 'f', '95', '2895', 'R', '7785', '9179', 'g']
[EX A]: d50632799911

[EX Q]: 4, 7, ['4917', '3049', 'M', 'o', 'U', 'c', '2143', '5453', 'L', 'X', 'v', '2887', 'p', 'o', 'G', '9029', 'z', 'U', '3965', '6155', 'A', '2317', 'N']
[EX A]: oUc2143

[EX Q]: 1, 1, ['2853', '1437']
[EX A]:
2853