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: 4854 - 2012 + 5206 - 7285 - 579

A: 9524
****
Q: 4326 - 2636 + 9431 - 1021 - 6603 - 2905 - 80 - 7174 - 3558

A:
18872
****