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]: 9380 # 5155 # 480 # 6791 # 9548 @ 2674 # 821 @ 657
[A]: -10084


[Q]: 1982 # 4772 # 2392 # 1023 # 9072 @ 1042 @ 2606 # 2557 @ 1145
[A]: -13041


[Q]: 3941 @ 7938 # 7042 @ 4740 # 5941
[A]:
3636