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.

Q: 3980 + 6122 + 3529 - 9952

A: 4281
****
Q: 8798 - 6887 - 9478 - 7713 + 8512 + 7926 - 8604 + 2947 + 7573

A: 14522
****
Q: 8042 + 4055 + 4501 + 1367 + 2999 + 927 - 7239 - 2377

A:
3809
****