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: 2167 - 8760 - 4771 - 8633 + 7929 + 9784 + 6892

SOLUTION: -274

PROBLEM: 4148 + 9216 - 5756 - 5558 + 2801 - 7501 + 1939 + 3102 + 6894

SOLUTION: -989

PROBLEM: 5286 + 8241 + 2697 + 2196

SOLUTION:
-7848