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:
2853 @ 2447 @ 3565
answer:
8865


question:
2377 @ 4500 # 8359 @ 9946 # 9011
answer:
-547


question:
7338 # 6510 # 7657 # 3958 # 2408
answer:

-13195