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: 573 - 2172 + 3067 + 6526 - 4690

SOLUTION: -2158

PROBLEM: 333 - 4061 - 2641 + 9107 - 876 + 913 - 2286 - 7626

SOLUTION: 7803

PROBLEM: 7847 + 9292 + 5932 - 5236

SOLUTION:
-2141