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: 992 # 6304 @ 9489 # 6814 # 5448 @ 4565

A: -3520
****
Q: 7252 # 8553 # 4853 @ 6748 # 3750

A: -3156
****
Q: 1359 # 3871 @ 7727 @ 685 # 3177 # 165 # 6691

A:
-4133
****