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

2821 @ 5327 # 3350 # 3607 @ 7010 @ 6824 # 9975 # 38
5012

107 @ 2123 # 7352 # 3633 # 2414 @ 9566 # 6266
-7869

8166 # 2091 @ 3353 @ 862 @ 3370 @ 7629 # 8532 # 9859

2898