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:
4282 @ 2191 # 7458 @ 8928
answer:
7943


question:
9781 # 2797 # 2134
answer:
4850


question:
2763 @ 869 # 8299
answer:

-4667


