yeah, that is how expert looks like

This is the best explanation of closure

This is a real programming!

Oh no, oh no, oh no no no no no...
Not a readable, not understable,not humanable) And not fast one.

Print the input value too.

Probably it's a matter of precision

I don't understand what random tests are telling me,
I check in the IDE and everything works.
The same test passes successfully.
What does he see wrong? My code is extremely simple.

On some random tests it gives the following
Expected: 719.5, instead got: 720
I can't figure out where this is coming from.
In the IDE, the tests pass just fine. Help me please.

Faced this problem. Were you able to solve it?

hack way)

Like calling the devil

Thanks. Again my fault.

See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/NaN