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

3393 # 1959 # 4338 # 8197 @ 3993 # 7625 # 7892
-22625

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

4778 @ 8904 # 3574 # 9585 # 6246 # 7037 @ 9540 @ 3573

353