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: 2514 - 3539 - 8491 + 7351 - 1448

SOLUTION: 8641

PROBLEM: 3719 - 4138 - 7321 - 9097 + 4558 + 9667 + 1909 + 647 - 6132

SOLUTION: 13626

PROBLEM: 2510 - 1679 + 9298 + 5683 - 2876

SOLUTION:
-7916

