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: 4682 - 6673 + 4582 - 2631 + 430 - 2808 + 6340 - 7201

SOLUTION: 12643

PROBLEM: 7272 + 8958 - 7231 + 6616

SOLUTION: -1071

PROBLEM: 4460 + 1049 + 3158 + 7794 + 7216 - 4539 + 5108 - 9531

SOLUTION:
-5795