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.
--------
Question: 2, 6, ['s', 'C', 'T', 'o', '219', '9623', 'q', 'M', 's', 'p', '8907', '19']

Answer: CTo2199623


Question: 5, 20, ['1289', 'z', '8037', 'g', '197', 'D', '2689', 'Z', '2795', '6727', 'f', '5913', 'j', '8043', '3365', 'n', 'L', 'g', 'v', '453', '413', '8101', 'u', 'A', '6691', 'y', 'i', '8459', '4127', 'X']

Answer: 197D2689Z27956727f5913j80433365nLgv453


Question: 9, 15, ['2667', '9929', '1825', 'P', '8781', '7251', 'h', '9523', '3935', '8003', '4253', '4573', '6841', 'S', '3179', '3681', '4675', 'L', 'j']

Answer:
39358003425345736841S3179