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.

6603 - 3783 + 3030 - 5787 + 8478 + 3046 - 1629
3248

3186 + 271 - 7916
10831

8838 + 1241 - 4918 - 8353 - 4691 - 5880

31439