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This is the reverse of Music: what's in this chord?, which is to print the notes in a given chord. This time the input is a list of notes in a chord, and your task is to output which chord it is.

This is the reverse of Music: what's in this chord?, which is to print the notes in a given chord. This time the input is a list of notes in a chord, and your task is to output which chord it is.

Note that Caug is the same as Eaug and G#aug, and Csus4 is the same as Gsus2. You can output either one but there is a bonus if you output them all.

Note that Caug is the same as Eaug and G#aug, and Csus4 is the same as Fsus2. You can output either one but there is a bonus if you output them all.

• Input: C D# G Output: Cm.
• Input: C Eb G Output: Cm.
• Input: F A C# Output: Faug, Aaug, C#aug, Dbaug or Faug Aaug C#aug, Faug Aaug Dbaug in any order.
• Input: F D F F F F A A F Output: Dm.
• Input: C D Output: C D.

• Input: C D# G Output: Cm.
• Input: C Eb G Output: Cm.
• Input: C Eb F# Output: Cdim.
• Input: F A C# Output: Faug, Aaug, C#aug, Dbaug or Faug Aaug C#aug, Faug Aaug Dbaug in any order.
• Input: F D F F F F A A F Output: Dm.
• Input: C D Output: C D.