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: 3438 - 3865 - 956 - 3020 + 2696

SOLUTION: 8583

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

SOLUTION: -1675

PROBLEM: 6881 + 1331 - 470 + 6067 - 9323

SOLUTION:
9276