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:
3, 14, ['7931', 'w', '7565', '9531', '6807', 'p', 'I', 'n', '4771', 'S', '7047', 'V', '2825', '4613', '8283']
answer:
756595316807pIn4771S7047V28254613


question:
3, 6, ['7269', '329', '3751', 'i', '9639', '8939']
answer:
3751i96398939


question:
10, 20, ['z', '1909', 'R', 'f', '5351', 'T', '9279', '7811', 'C', 'E', '2619', 'h', '3255', '5465', '8913', '5989', '1215', 'Z', 'o', '4149', '1923', '5747', 'V', '4513']
answer:

E2619h32555465891359891215Zo4149