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: 8576 - 8960 - 1317 + 5701 + 5413 - 1195 + 135

SOLUTION: 8799

PROBLEM: 6874 + 7308 - 3041

SOLUTION: 2607

PROBLEM: 6543 + 3786 - 6195 - 3669 + 7164 + 9590 + 5959 - 8090 + 7127

SOLUTION:
-9129