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: 3428 - 8444 - 2270 - 3241 - 1368 - 8884 - 6840 - 5265

SOLUTION: 39740

PROBLEM: 7291 - 941 - 33 + 3812 + 4851 - 8716 - 6838 - 740

SOLUTION: 15896

PROBLEM: 7108 + 7370 + 5714 - 509 - 5917

SOLUTION:
450