"До мажоре" (C major) is a musical key that is often associated with a bright and cheerful sound. It is one of the most commonly used keys in Western music, making it accessible for both beginners and experienced musicians. The scale consists of the notes C, D, E, F, G, A, and B, and it has no sharps or flats, which simplifies playing on instruments like the piano. In classical music, many famous compositions are written in C major, including works by composers such as Ludwig van Beethoven and Johann Sebastian Bach. The key is frequently used in various genres, from pop to jazz, due to its versatility and the ease with which it can be transposed to other keys.