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: 3309 @ 2855 @ 8458 # 3671 # 4410 # 6229 # 4661 # 2777

Answer: -7126


Question: 9049 # 6438 @ 8686 # 910 # 3586

Answer: 6801


Question: 6775 # 6084 # 1635 @ 3554 # 5604 # 4255 # 2694 # 7145

Answer:
-17088