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

497 # 7667 # 405 # 5403 @ 8444 @ 5031 # 1411 # 2392
-3306

2653 @ 9718 # 3237 @ 2973 # 6895 # 18
5194

4119 # 3784 @ 3366 @ 3263 # 7386 @ 5965

5543