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]: 171 - 966 + 1234 - 1722 - 4406 + 9773 - 1161
[A]: -2581


[Q]: 3782 + 4127 - 1265 - 1395 + 2430 + 6990 + 8573 + 8170
[A]: -23848


[Q]: 9931 + 1162 - 9866 + 9739
[A]:
8896