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: 4224 + 9155 + 116 - 5148 - 7166 - 7397 - 3883 - 2139

SOLUTION: 20686

PROBLEM: 318 - 2977 - 9352 - 3082 - 5224 + 3028 - 7022

SOLUTION: 24947

PROBLEM: 7530 + 5137 - 5036

SOLUTION:
7429