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:
2, 8, ['p', '7485', '2809', '1217', 'P', '7185', '2899', 'l']
answer:
748528091217P71852899l


question:
9, 11, ['4913', 'd', 'B', 'e', 'o', '4507', 'J', '6137', 'B', 'g', '6057', 'z', 'v', '4845', 'n', '995', '4201', 'X', '1459', '3089', '2551', '5013', 'R', 'e', '1077', 'g', 'V', '2905']
answer:
Bg6057


question:
13, 14, ['r', '2521', '8819', '2173', 'U', 'I', 'G', '2499', 'c', '6667', 'K', '1187', '3605', '9115', '3905', '7135', '3173', 'F']
answer:

36059115