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.

5473 - 4337 - 6499 - 9119
25428

3881 + 3747 + 6493 - 7538
1179

2259 - 5915 + 800 + 8443 - 9891 + 1791 - 8493

15524