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: 826 # 6501 # 223 @ 9761 # 8863

Answer: -5000


Question: 5610 # 3034 @ 9312 @ 7337 @ 2731 @ 8581 @ 5926 # 2102 @ 2137

Answer: 36498


Question: 3960 @ 3345 @ 630 @ 7914

Answer:
15849