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]: 123 # 6452 # 5554 # 9261 @ 6646
[EX A]: -14498

[EX Q]: 5425 @ 6980 # 4301 @ 4410 # 7405 # 552 @ 4556 # 8531 # 4935
[EX A]: -4353

[EX Q]: 2300 # 5024 # 9314 @ 3635 # 5767 @ 7678 @ 9968 @ 6731
[EX A]:
10207