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.
--------
Question: 240 - 438 + 497 - 5901 - 1960 + 4782 + 6400 - 4055

Answer: 915


Question: 1834 - 2630 + 3119 - 3024 - 1805 + 5287 + 9826

Answer: -8939


Question: 1033 - 3209 - 5485 - 4062

Answer:
13789