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:
290 @ 5200 # 3274 # 8548
answer:
-6332


question:
4945 # 9916 # 656 @ 6515 # 5000 @ 6599 # 9652
answer:
-7165


question:
6851 # 2154 # 488
answer:

4209