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.

7403 - 3327 + 5889 + 1034 + 1607 - 313
2513

1928 - 8869 + 937 + 6209 + 5391 - 5357 + 6743
-3126

9051 - 8971 + 6555 - 1135 - 4091 + 9374 + 9487 + 1868

-4036