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.

8398 - 1163 + 8396 + 4440 + 9289
-12564

8849 + 869 + 880 + 8843 + 8122
-9865

3640 - 936 - 4592 - 1342 + 7832 - 8995 - 191 - 5726

17590