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: 2909 + 1799 - 984 + 4910 + 3253 - 6846 - 8324 - 9048

SOLUTION: 18149

PROBLEM: 6738 - 471 + 8724

SOLUTION: -1515

PROBLEM: 3269 + 6594 + 8804 - 2607 - 6485 - 2852 + 5871 - 7660 + 9493

SOLUTION:
-7889