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:
5, 6, ['C', 'z', 'y', '2559', '817', 'A', 'X', 'l', '749', 'B', 'p', '5497', '5577', 'b', '5457', 'G', 'o', 'z']
answer:
817A


question:
2, 6, ['1617', '33', 'R', 't', 'B', '6743', '8773', 'o', 's', 'G', 'J', 'M', 'P', '291', '201', 'C']
answer:
33RtB6743


question:
5, 6, ['E', 'W', 'M', '497', 'h', '7955', '1433', '43', '2193']
answer:

h7955