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: 1344 + 7632 - 4322

SOLUTION: -1966

PROBLEM: 6667 - 31 + 1584 - 1542 - 6475 + 9319 + 2509 - 1895

SOLUTION: 3198

PROBLEM: 9704 - 1692 - 2240 - 1896 + 8830 + 3309

SOLUTION:
3393