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.

Q: 397 + 1596 + 6102 + 2852 + 1239 + 3524 - 8019

A: -6897
****
Q: 4292 - 7663 + 6931 + 1332 + 5698 + 4887 - 9479 - 1571 - 6095

A: 10252
****
Q: 8539 - 4387 + 9742 + 3639 + 2668 + 7278 + 6616 - 6920 + 9932

A:
-20029
****