In this task you will be given an arithmetic operation and you have to find its answer. The symbols of operators '+' and '-' has been swapped i.e you need to perform subtraction when you see a '+' symbol and  addition in case of '-' symbol.

597 + 4303 + 4507 + 4779 - 8079
-4913

6054 - 4121 + 5615
4560

5744 + 5356 + 4813 + 6309 + 6084 + 9200 + 7405 - 7941

-25482