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

Q: 8603 @ 6832 @ 2275 # 7856

A: 9854
****
Q: 290 @ 5200 # 3274 # 8548

A: -6332
****
Q: 3679 @ 3989 @ 8728 @ 4098 @ 1337

A:
21831
****