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.

2673 - 123 - 5121 + 7601 + 976 + 4369 - 4232
-797

5989 - 6394 + 3845 + 1679 - 5682 + 8226 - 674 - 1284
6273

5392 + 4651 + 3231 + 1380

-3870