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:
1721 # 7193 # 7392 # 8999 # 7847 @ 5571 @ 4439 @ 7158 # 6030
answer:
-18572


question:
7211 # 614 @ 1584 # 4857 # 1495 # 1821 # 2219
answer:
-2211


question:
3147 # 6846 @ 2617 @ 6299 # 392
answer:

4825