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: 7202 - 7230 - 3695 + 2434 + 5934 + 5439 + 687 + 2011

SOLUTION: 1622

PROBLEM: 4110 - 9440 + 557 + 7868 - 6315 + 2518 - 9049 + 3905 + 2052

SOLUTION: 12014

PROBLEM: 4278 + 5534 - 3357

SOLUTION:
2101