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.

1592 - 2894 - 9980 + 4503 - 4006 - 8338 - 6314 + 4860 + 6836
16925

9885 + 402 + 66 + 4818 + 2654 - 4301 + 2712 + 5842 - 2959
651

3368 - 2931 + 6924

-625