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: 875 + 1299 - 1721 - 4432 - 7136 - 2468

Answer: 15333


Question: 178 + 5236 - 8372 - 6825 + 1044 - 7818 - 4765 + 7418

Answer: 14260


Question: 4714 + 7711 - 7072

Answer:
4075