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

3529 @ 2441 @ 1274 # 3916 @ 9691 @ 1272 # 1286
13005

549 @ 2405 # 8368 @ 806 @ 5639
1031

6863 # 3536 # 9892 # 5824 @ 8240

-4149