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: 5474 + 1234 - 4461 - 3865 + 7635 + 830 + 5965 - 7856 + 523

SOLUTION: 5469

PROBLEM: 5773 - 2989 + 8993 + 6702 + 2237 - 1402 - 4236 - 1857

SOLUTION: -1675

PROBLEM: 9776 + 9839 + 708 + 6651

SOLUTION:
-7422