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: 5640 @ 148 @ 7578 # 2373 # 3438 @ 4775 # 8187

Answer: 4143


Question: 6050 # 5266 # 3005

Answer: -2221


Question: 8019 # 1767 @ 7108 @ 688 @ 8124

Answer:
22172