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

5137 @ 4207 @ 1156
10500

1774 # 6033 # 3757 @ 3570 @ 6463 # 5537
-3520

488 @ 6011 # 8975 @ 8696

6220