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

3298 @ 1140 @ 3407 # 8200 # 7383 # 6043 @ 5264
-8517

5031 # 649 # 8975 @ 1853 # 5257 # 1383
-9380

6947 @ 1580 # 4704 # 8291

-4468