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

5191 # 7400 @ 7319 # 5932 @ 662 @ 1546
1386

1949 @ 526 @ 1777 @ 8065 @ 2790 # 1800 # 486 @ 229 @ 7738
20788

7644 # 4807 # 9077

-6240