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: 8932 # 2337 @ 825 # 8463 @ 528

A: -515
****
Q: 1718 # 8860 # 9652

A: -16794
****
Q: 2195 # 847 @ 1933

A:
3281
****