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: 5235 @ 3917 @ 4902 @ 3831 # 6517

Answer: 11368


Question: 2339 @ 2821 # 2234 @ 1271 @ 471

Answer: 4668


Question: 3631 # 7822 # 8283 @ 4667 # 697

Answer:
-8504


