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:
9724 @ 7826 @ 3248 @ 3915 @ 249 @ 2455 @ 9673 # 9980
answer:
27110


question:
5010 # 2117 @ 6121 # 6244 @ 1089 @ 5871
answer:
9730


question:
2067 # 3405 # 4016 # 9321 # 5524 @ 3480 @ 7745
answer:

-8974