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: 4130 @ 6495 # 3973

Answer: 6652


Question: 497 # 7667 # 405 # 5403 @ 8444 @ 5031 # 1411 # 2392

Answer: -3306


Question: 769 # 7763 @ 4853 # 1702

Answer:
-3843