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: 8161 @ 9287 # 6233

Answer: 11215


Question: 549 @ 2405 # 8368 @ 806 @ 5639

Answer: 1031


Question: 3983 @ 1709 @ 2257 # 7911

Answer:
38