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: 7894 @ 7649 # 4792

Answer: 10751


Question: 6199 # 9863 # 8197 # 3975 @ 1000 @ 740 @ 3216 @ 2122 # 4226

Answer: -12984


Question: 3303 # 2001 @ 1567

Answer:
2869