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: 6884 @ 145 # 2208 # 5356 # 3578 @ 606

Answer: -3507


Question: 9318 @ 858 @ 9508 @ 5403 # 5141 @ 6503 @ 9412

Answer: 35861


Question: 8678 # 8407 @ 1343 @ 9113 # 8229 # 4158 @ 2886 @ 1751

Answer:
2977