instruction:
In this task you will be given an arithmetic operation and you have to find its answer. The operators '+' and '-' have been replaced with new symbols. Specifically, '+' has been replaced with the symbol '@' and '-' with the symbol '#'. You need to perform the operations in the given equation return the answer
question:
6543 @ 9353 @ 2169 # 4681 @ 6446
answer:
19830


question:
3164 # 160 @ 1567 # 8453 # 9293 @ 9371
answer:
-3804


question:
2856 # 7283 # 2730 # 1423 # 5897 # 8854 # 7147
answer:

-30478