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.

[EX Q]: 1815 - 3167 - 773
[EX A]: 5755

[EX Q]: 8294 + 6661 + 4555 + 6171
[EX A]: -9093

[EX Q]: 9909 - 1362 + 9804 + 5190 + 8223 - 3758
[EX A]:
-8188