C#, d#, e#(f), f#, g#, a#, b#(c), c#
C-sharp major is C# D# E# F# G# A# B# C#.
Those are sharp and/or flat notes. These are the black notes on the piano keyboard.
The C major scale and its relative minor, the A minor scale. C Major.
A♯, Cx (double sharp) and E♯ (F).
A, B, C sharp, D, E, F sharp, G sharp, A
G sharp (enharmonic A flat).
The D Major scale has two sharps, F and C. The notes in this scale are D, E F sharp, G, A, B, C sharp, D.
E F sharp G sharp A B C sharp D sharp E
D sharp scale. The notes are:- D# F G G# A# C D D#
That would be either A major or F# minor.
c sharp b diminished g major a minor c sharp
The scale of 'C' - it uses neither sharp or flat notes.