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.
Example: 5 + 3
Example solution: 2
Example explanation: Here, '+' represents subtraction operation. So, the answer is 2 (5-3=2).

Problem: 1437 - 8252 + 9183 - 6167 + 5345 - 4527 + 9190 + 9830 + 8361

Solution: -21526