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

[Q]: 7773 @ 3264 # 8041 @ 4068 # 5476 # 5946 # 8987 # 7719
[A]: -21064


[Q]: 6312 @ 1446 # 1616 @ 6758 # 9137 @ 6041
[A]: 9804


[Q]: 7940 @ 8009 @ 4165
[A]:
20114