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

7165 @ 3630 @ 9021 # 4140 @ 319
15995

3970 # 8486 # 9402 # 8030 @ 4724 @ 8858
-8366

2861 # 6574 @ 6623 @ 7360

10270