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: 4854 - 2012 + 5206 - 7285 - 579

SOLUTION: 9524

PROBLEM: 7744 - 1859 - 3667 + 1907 - 2807

SOLUTION: 14170

PROBLEM: 3622 - 5831 + 596 + 9243 + 7655 - 175 - 7946

SOLUTION:
80