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: 9909 - 1362 + 9804 + 5190 + 8223 - 3758

SOLUTION: -8188

PROBLEM: 1231 + 6657 - 8263

SOLUTION: 2837

PROBLEM: 8134 - 5946 + 9777

SOLUTION:
4303