A simple music API using Kotlin
fun main(args: Array<String>) {
val dDoubleFlat4 = PitchParser.parsePitch("Dbb4")
println(dDoubleFlat4) // Dbb4
println(dDoubleFlat4.pitchLetter) // D
println(dDoubleFlat4.accidental) // bb
println(dDoubleFlat4.octave) // 4
println(PitchUtils.frequency(dDoubleFlat4)) // 261.6255653005986
val gHalfDiminished7th = Chord.fromPitchStrings("G4", "Bb4", "Db4", "F5")
println(gHalfDiminished7th) // [G4, Bb4, Db4, F5]
}