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: 2724 @ 8119 @ 1049 @ 9004

A: 20896
****
Q: 995 @ 6856 @ 867 # 7415 # 9581

A: -8278
****
Q: 1071 @ 8474 @ 6339 # 9318 @ 4780 @ 6327 @ 4067

A:
21740
****