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

6607 @ 8561 @ 5571 # 6468 @ 8173 # 7134 @ 2102 # 7688
9724

7912 @ 8493 # 6781

9624