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.

306 + 2346 - 7752 + 7173
-1461

1834 - 2630 + 3119 - 3024 - 1805 + 5287 + 9826
-8939

4297 + 4707 + 192 - 13 + 5036

-5625