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]: 2144 - 4158 + 4207
[A]: 2095


[Q]: 3171 - 3678 - 3096 - 5842 - 3188
[A]: 18975


[Q]: 4238 - 9059 - 3579 + 2750 - 6861 - 5756 + 9729
[A]:
17014