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.

[EX Q]: 1673 - 3914 + 8016 + 5937 - 8915 + 4818
[EX A]: -4269

[EX Q]: 7272 + 8958 - 7231 + 6616
[EX A]: -1071

[EX Q]: 6665 + 6581 - 8288 - 6706 - 7691 + 6932
[EX A]:
15837