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.

9060 + 6995 - 9090 + 8450 - 5246 + 5012
2939

9806 + 7051 + 6703 + 4233 - 276
-7905

4889 + 657 - 9806 - 567 - 1946 + 8246

8305