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: 4596 # 4475 # 6599

Answer: -6478


Question: 9540 # 9387 # 8692 @ 5008 # 4886 @ 9427 @ 3816

Answer: 4826


Question: 6340 # 5642 @ 8051 # 3877 # 2824 # 3105 # 9957 @ 9874 # 6399

Answer:
-7539