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: 6020 + 1977 + 708 + 1899 + 3704

SOLUTION: -2268

PROBLEM: 3126 - 612 - 9485 - 3358 + 8070

SOLUTION: 8511

PROBLEM: 2010 + 6744 - 5577 - 1182 + 8811

SOLUTION:
-6786