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

1516 # 4681 # 225 # 3393 @ 1212 @ 367
-5204

1731 # 9932 # 4056 # 2303
-14560

415 @ 4826 # 7832 # 4881

-7472