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: 2269 + 7840 - 467 - 5626

A: 522
****
Q: 1344 + 7632 - 4322

A: -1966
****
Q: 6439 - 6685 + 6156 - 3314 + 6845 - 6872

A:
10309
****