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]: 7542 @ 5447 # 1409 # 4760 # 6595
[A]: 225


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


[Q]: 1464 # 209 # 7175 @ 3060 # 3667 @ 6318
[A]:
-209