TASK DEFINITION: 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.
PROBLEM: 9808 + 7071 + 9458 - 8326 - 6406 - 6771 - 1321 + 4712

SOLUTION: 11391

PROBLEM: 799 + 9104 - 2060 - 779 + 5546 - 9608 + 4006 + 8557 - 3643

SOLUTION: -10324

PROBLEM: 4465 - 6989 + 6239 + 722 + 3395 + 6108 - 8663

SOLUTION:
3653