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: 12, 24, ['X', 'P', '3253', 'z', '7105', 'f', 'e', 'y', 'w', 'j', 'v', '6193', 'w', 'N', 'F', '6523', '2119', '2513', 'J', '2777', '7835', 'L', 'j', 'G', '8023']

Answer: 6193wNF652321192513J27777835LjG


Question: 6, 16, ['9967', '2959', 'U', '75', 'd', 'f', 'p', '1077', '4017', 'r', 'Z', '1469', '3795', '8497', '2769', '7569', 'r', '1323', '4505', '6989', '7765', '7523', 'O']

Answer: fp10774017rZ14693795849727697569


Question: 11, 11, ['B', 'Q', 'W', 't', '2553', '7993', 'Z', '5613', 'r', 'b', '1931', 'T', 'I', '3279', '1371', '9819', '8485', 'V', '7685', '4793']

Answer:
1931