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: 6844 + 1340 - 4174 - 5664 + 4911 - 5241

SOLUTION: 15672

PROBLEM: 7204 + 9790 - 5249 + 4368 - 7525

SOLUTION:
5820