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: 5737 + 9175 - 9167 + 1814 - 3929 - 6831 - 5889
A: 
20564