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

8625 # 2240 # 8544 @ 9905 @ 7588 @ 9161 @ 3204 @ 4214 # 1175
30738

1744 @ 4800 # 4688 @ 2637 # 1656 # 4459 # 9618 @ 4120
-7120

415 @ 1312 # 9916 @ 9168 @ 1911

2890