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

1463 @ 3742 @ 6816 @ 2090 @ 7068 @ 283 # 5740 @ 4067
19789

6884 @ 145 # 2208 # 5356 # 3578 @ 606
-3507

3103 @ 8322 # 6431 @ 4779 @ 204 # 5100

4877