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: 7533 + 2213 - 7566 + 455 - 6321 - 2480 + 1023 + 2407

Answer: 17802


Question: 1861 - 3929 + 4952 - 8280

Answer: 9118


Question: 2813 - 1316 + 8276 + 4649 - 9291 + 7773 - 8031 - 8735

Answer:
9488