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: 5355 + 1451 - 3895 + 6213 + 743

SOLUTION: 843

PROBLEM: 8294 + 6661 + 4555 + 6171

SOLUTION: -9093

PROBLEM: 9701 - 5432 + 9421 + 7425 + 7291 + 8915

SOLUTION:
-17919