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: 7409 + 7579 + 4759 + 5088

SOLUTION: -10017

PROBLEM: 8571 - 5985 + 8912

SOLUTION: 5644

PROBLEM: 3097 + 17 - 8842 + 4949 + 8377 + 425 - 7128 + 6500

SOLUTION:
-1201