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
--------
Question: 8997 @ 8611 # 604 @ 1810 # 1906 @ 5956

Answer: 22864


Question: 452 # 5631 # 8307 # 1886 @ 4631 @ 1695 @ 4411 # 769

Answer: -5404


Question: 5563 @ 8616 # 7619 @ 1278 @ 6102

Answer:
13940