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: 4266 - 8914 - 9115 - 7595 - 3820 + 191 + 3199 - 4910

SOLUTION: 35230

PROBLEM: 4533 - 9566 - 2287 + 4647 + 5056 + 6340 + 777 - 4673 + 2170

SOLUTION: 2069

PROBLEM: 2284 + 9560 - 3111 + 9599 - 9604 - 2820 + 3680 - 2603 - 1654

SOLUTION:
-763