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: 9118 + 5545 - 3160 + 3672 - 3568 + 5997 + 205 + 7095

SOLUTION: -6668

PROBLEM: 5450 - 7077 + 4877

SOLUTION: 7650

PROBLEM: 353 + 9911 - 8686 + 3017 + 7420

SOLUTION:
-11309