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]: 6472 # 6421 @ 7649 @ 4005
[EX A]: 11705

[EX Q]: 2560 @ 144 @ 6785 @ 572 # 5190 @ 1929
[EX A]: 6800

[EX Q]: 2941 @ 396 # 306 @ 2779
[EX A]:
5810