How to play this song ?

These are single notes, not chords.
Each note must be played individually.

There are different notations, like, A B C , DO RE MI , Sa Re Ga and numeric notation 1 2 3.
Choose one that fits better for you.

You can distinguish the octave by the color of the note and if it is UPPERCASE (high pitch) or lowercase (low pitch). Enjoy

Never Say Never

Justin Bieber feat Jaden Smith Pop

The song "Never Say Never" by Justin Bieber featuring Jaden Smith is in the original key of C minor. It was released on June 8, 2010, as part of the soundtrack for the film "The Karate Kid," in which Jaden Smith starred. The song was written by Adam Messinger, Nasri Atweh, Justin Bieber, and Omarr Rambert. "Never Say Never" became a commercial success, reaching the top ten on various music charts worldwide. As for the melody, it features uplifting pop and R&B elements, with catchy hooks and energetic vocals from both Bieber and Smith.