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.

5474 + 1234 - 4461 - 3865 + 7635 + 830 + 5965 - 7856 + 523
5469

4647 - 2106 + 6760 + 3296 - 9772
6469

9876 + 7876 + 6938 - 6601 + 9203 + 5992 - 65 - 4013

-9454