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

2377 @ 4500 # 8359 @ 9946 # 9011
-547

815 @ 7862 # 6166
2511

1959 # 8693 # 2914 # 1196 # 6186 # 1770 @ 3550

-15250

