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: 8552 - 1559 - 9197 - 2232

Answer: 21540


Question: 6946 + 6834 - 1169 + 9756 + 2063 - 4750 - 425 + 1121 + 8155

Answer: -14639


Question: 3431 + 8719 - 5925 - 2262

Answer:
2899