Definition: In this task, you are given an app review. Your task is to identify whether its sentiment is "Positive" or "Negative".

Positive Example 1 -
Input: Fantastic app! When I connect my BT headset  I have it set to read important notifications - add that to Google Now's                 ability to create texts  reminders and calendar events  and my $20 headset has all the functionality of a smartwatch.                     Kudos to the developer!
Output: Positive

Positive Example 2 -
Input: Sucks On Honor 6  does not work.
Output: Negative

Negative Example 1 -
Input: Does nothing Worthless app does nothing
Output: Positive

Negative Example 2 -
Input: Great application Work's well with my ZenFone 5
Output: Negative

Now complete the following example -
Input: Good and usefull
Output: 


Output: Positive