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:
5507 @ 4243 @ 5897 @ 7115 # 6687 @ 3875 # 298 @ 1379 @ 1973
answer:
23004


question:
7347 # 9135 # 9303 @ 1078 # 3054 @ 4217 @ 4075
answer:
-4775


question:
7883 # 6875 # 2819 # 2628 @ 2929 # 9017 # 1662
answer:

-12189