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: 581 # 2278 @ 452 # 5411 # 7564 @ 8148 # 2350 # 8956 # 4877

A: -22255
****
Q: 2738 # 5562 @ 4529 @ 5438 @ 1799

A: 8942
****
Q: 2227 @ 750 # 8690 # 3332 @ 718 @ 6483 # 1857

A:
-3701
****