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

3147 @ 2272 # 9050
-3631

3651 @ 4392 @ 7612 # 1575 @ 8307
22387

6704 @ 69 @ 617 @ 7950 # 7615 @ 9447 # 8908

8264