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.

4533 - 9566 - 2287 + 4647 + 5056 + 6340 + 777 - 4673 + 2170
2069

496 + 5072 + 6259 + 1493 + 4824 + 2052 + 4751 - 8038
-15917

415 + 4826 - 7832 - 4881

8302