Can You Solve This in 0 Second?

[@decoo7676]

Wow Level 3 answer is so simple yet so accurate Mine was 13/15 😂

[@ron与数学]

Now you can impress your interviewer :)

[@Fireway12]

97/112

[@ron与数学]

That's a right way to go! What do you think of the other 2 approaches?

[@IshowSongNames]

I cant

[@ron与数学]

First comment! Take a look and I hope you will find the trick useful in the future :)

[@IshowSongNames]

Mah