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: 381 # 4084 # 9377 # 3092

A: -16172
****
Q: 6860 @ 2810 # 1038

A: 8632
****
Q: 687 # 5357 # 8688 @ 4351 # 4892 # 6040 # 2078 @ 4262

A:
-17755
****