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]: 4130 @ 6495 # 3973
[EX A]: 6652

[EX Q]: 5211 # 3266 @ 3042 @ 254 # 7823 @ 4298 # 8042 # 1629 # 6738
[EX A]: -14693

[EX Q]: 7897 # 9291 # 495 @ 315 @ 551 @ 3212 @ 3292
[EX A]:
5481