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.

2443 + 7109 + 4711
-9377

1592 + 7031 - 1902 + 5922 - 1351 + 8340 - 2032
-14416

8565 - 8185 - 9149

25899