instruction:
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
question:
5513 @ 1221 @ 8910 @ 8422
answer:
24066


question:
5110 # 9803 @ 2485 # 1678
answer:
-3886


question:
2000 @ 9240 # 1433 # 5020 # 6605 # 5954 # 483 @ 6647 @ 2415
answer:

807


