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: 8524 # 5976 # 1534 @ 266 # 6452 @ 3945 # 2305

A: -3532
****
Q: 9946 # 2691 @ 1492 @ 5978

A:
14725
****