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: 597 + 4303 + 4507 + 4779 - 8079

A: -4913
****
Q: 7388 - 3073 - 1891 + 2180 + 1361 - 9381 + 566 - 2665

A: 20291
****
Q: 4378 + 2811 + 4978 + 6792 - 8749 - 8185 + 3299 - 9702

A:
13134
****