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
Q: 4995 # 7147 @ 9561 # 7122 @ 9039 # 5012 # 5763 # 8281 @ 31
A: 
-9699