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

7982 # 9393 @ 981 @ 2884 # 1556 @ 752 # 322 # 3235
-1907

9682 @ 9507 # 7565 # 4252
7372

9454 @ 8935 # 9103 # 9391

-105