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

[EX Q]: 4787 # 6151 # 6235
[EX A]: -7599

[EX Q]: 4956 # 4259 # 3459
[EX A]: -2762

[EX Q]: 7102 # 5478 # 7976 # 5354 @ 1340 # 2703 @ 4148 # 6092
[EX A]:
-15013