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.

6063 + 9874 + 5939 - 5013 + 791
-5528

4899 + 5775 - 8386 + 4273
3237

5895 - 2486 - 4433 - 2204 - 9111 + 2903 + 7478

13748