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]: 486 # 3873 # 1187
[EX A]: -4574

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

[EX Q]: 1439 # 7161 @ 3173 @ 8935 @ 2809 # 9314 # 7597
[EX A]:
-7716