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: 6927 - 2357 + 8911 - 4674 - 2728 + 9726 - 1304 - 3277

SOLUTION: 2630

PROBLEM: 2653 + 9718 - 3237 + 2973 - 6895 - 18

SOLUTION: 112

PROBLEM: 7356 + 6275 + 6893 - 7009 - 4083 - 9395 + 3781 - 5546 + 8361

SOLUTION:
8079