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]: 2370 # 437 # 89 # 6625 # 2724 @ 1767 # 2848 @ 3753
[A]: -4833


[Q]: 331 # 9967 @ 21 @ 480 # 3926 @ 8770 @ 5909 @ 6288 # 1226
[A]: 6680


[Q]: 8830 # 7697 # 6840
[A]:
-5707