instruction:
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:
9, 9, ['3149', '8605', '3995', 'R', '4511', 'W', '9457', 'P', '8439', '1467', 'Y', '7429', 'D', 'R', '4749', '3351', '2555', 'Q', 'F', 'u', '6815', 'B', '4005', '8113', 'A']
answer:
8439


question:
3, 18, ['4841', 'U', 'o', 't', 'C', 'c', 'g', 'S', '161', '9667', 'F', '6543', 'k', '4089', '8819', '9053', '6489', '2647', 'U', 'g', 'r', '5321', 'S', '4961', 'Z', '6445', '859', 'c', '6965', 'l']
answer:

otCcgS1619667F6543k40898819905364892647