// seven nation army — Andee
// 125 bpm, 4/4, key G major. Source: midi.
// Generated by strudelify. One cycle = one bar.
// note: Transcription provider: pdmx. https://musescore.com/score/5937164; license: https://creativecommons.org/publicdomain/zero/1.0/
// note: Full arrangement: all 58 bars on a 16-step grid, each part at one level. Source detail keeps the original performance.
setcpm(125/4)

// Notation: c3@3 lasts 3 steps · ~ is a rest · [c3,e3] is a chord · "a, b" plays two voices at once · [...]/2 spreads a riff over 2 bars.
// A part's distinct bars are riffs (A, B, C...) played in order: edit a riff to change every repeat.

// chords · piano
const piano = note(`<
  A B A C D E D F G H I J K H I J L@3 M L@3 C N O P Q P R P Q S T U V U W U V U X Y Z AA AB AC Z AA AB AD@3 AE AD@3 C
>`.pickRestart({
  A: "e2@6 e2@2 g2@3 e2@3 d2@2", B: "c2 b1", C: "c2@3 d2@3 c2@2 b1@8",
  D: "e1@4 ~@2 e2@2 [e1,g2]@3 ~@3 d2@2, e2@6 ~@5 e2@3 ~@2, ~ e1 ~ e1", E: "e1!4, c2 b1",
  F: "[e1,c2]@3 ~@3 c2@2 [e1,b1]@4 e4@2 e4@2, ~@3 d2@3 ~@10, ~ e1 ~ e1", // C E5
  G: "f#4 g4 e4@2 ~@2 e2@2 g2@3 e2@3 d2@2, e2@3 ~@5, ~ e4 ~@2", H: "~@2 e4 d4 e4 d4 e4 d4, c2 b1",
  I: "e4@2 e4@2 ~@2 e2@2 g2@3 e2@3 d2@2, e2@3 ~@5, ~ e4 ~@2", J: "c2@3 d2@3 c2@2 ~@4 e4@2 e4@2, ~ b1",
  K: "a#4 b4 e4@2 ~@2 e2@2 g2@3 e2@3 d2@2, e2@3 ~@5, ~ e4 ~@2",
  L: "[b4@2 b4@2 a4@2 a4@2 [g2,g4]@3 ~@5 a2@4 e4@2 e4@2 [b2,d#4]@3 ~ [f#3,b3]@2 g3@2 e2@6 e2@2 g2@3 e2@3 d2@2, e2@4 [b2,e3]@4 ~@3 f#4@3 e4@6 ~@7 d#4@3 e4@4 ~@14, ~@3 [d3,g3] ~ [e3,a3] ~@6]/3", // G B B5 E5 G5 A5
  M: "c2@4 ~@2 e4!2, ~ b1",
  N: "[g1,g2,g3] [g1,g2,b3] [g1,g2,d4] [g1,g2,g4] [g1,g2,b3] [g1,g2,d4] [g1,g2,g4] [g1,g2,b4]", // G G5 G G5 G
  O: "[a1,a2,a3] [a1,a2,c#4] [a1,a2,e4] [a1,a2,a4] [a1,a2,c#4] [a1,a2,e4] [a1,a2,a4] [a1,a2,c#5]", // A A5 A A5 A
  P: "[e1,e2]@4 ~@2 [e4,e5]@2 [g1,g2,g4,g5]@3 ~@3 [d4,d5]@2, [e4,e5]@6 ~@5 [e4,e5]@3 ~@2, ~ [e2,b2,e3] ~ [g2,d3,g3]", // E G D E E5 G5
  Q: "[a1,a2]@2 [a2,e3,a3]@2 [b1,b2,b3]@2 [b2,f#3] g3, [c4,c5] b4, ~@3 b3", // A A5 B B5 C
  R: "[a1,a2,c4,c5]@3 ~@3 [c4,c5]@2 [b1,b2,b3]@4 [b2,f#3]@2 g3@2, ~@3 [d4,d5]@3 ~@2 b4@8, ~ [a2,e3,a3] ~ b3", // Am C B B5 D A5
  S: "[e1,e2]@4 ~@2 [e4,e5]@2 [g1,g2,g4,g5]@3 ~@3 [f#4,f#5]@2, [e4,e5]@6 ~@5 [e4,e5]@3 ~@2, ~ [e2,b2,e3] ~ [g2,d3,g3]", // E G F# E E5 G5
  T: "[a1,a2,g4,g5]@3 ~@3 [g4,g5]@2 [b1,b2]@4 [b2,f#3,b3]@2 g3@2, ~@3 [a4,a5]@3 ~@2 [f#4,f#5]@8, ~ [a2,e3,a3] ~@2", // A7 G B B5 A F# A5
  U: "e4@4 ~@2 e2@2 [g2,e4]@3 ~@3 d2@2, e2@6 ~@5 e2@3 ~@2, ~ e4 ~ e4", V: "e4!4, c2 b1",
  W: "[c2,e4]@3 ~@3 c2@2 e4@4 e4@4, ~@3 d2@3 ~@2 b1@8, ~ e4 ~@2", // C
  X: "[c2,e4]@2 ~@2 f#4@2 [c2,b4]@2 e5@2 e5@2 e5 f#5 e5 f#5, ~ e4 ~@6, ~@3 d2@3 ~@2 b1@8", // C Cmaj7
  Y: "f#5 g5 e5@2 [e2,b2,e3]@4 [g1,g2]@4 [g2,d3,g3]@4, [e1,e2]@2 e5 ~@5", // E5 G G5 E
  Z: "[a1,a2]@2 e5 d5 e5 d5 [b2,f#3,b3,e5] [g3,d5], ~ [a2,e3,a3] [b1,b2] ~", // A Bsus4 G5 A5 B
  AA: "e5!2 [e2,b2,e3,e5]@2 [g1,g2]@2 [g2,d3,g3]@2, [e1,e2] ~@3", // E5 G G5 E
  AB: "[a1,a2]@2 [a2,e3,a3]@2 [b1,b2]@2 [b2,f#3,b3,e5] [g3,e5]", // A A5 B Bsus4 C
  AC: "a#5 b5 e5@2 [e2,b2,e3]@4 [g1,g2]@4 [g2,d3,g3]@4, [e1,e2]@2 e5 ~@5", // E5 G G5 E
  AD: "[b5@2 b5@2 a5@2 a5@2 [g1,g2,g5]@3 ~@5 [a1,a2]@4 e5@2 e5@2 [b1,b2,d#5]@3 ~ [b2,f#3,b3]@2 g3@2 e2@6 e2@2 g2@3 e2@3 d2@2, [e1,e2]@4 [e2,b2,e3]@4 ~@3 f#5@3 e5@6 ~@7 d#5@3 e5@4 ~@14, ~@3 [g2,d3,g3] ~ [a2,e3,a3] ~@6]/3", // G A B B5 E E5 G5 A5
  AE: "c2@4 ~@2 e5!2, ~ b1",
})).s("gm_piano").gain(0.3)

// drums · kick
const kick = s("bd").struct("<~@4 A@4 B@8 A@8 C@2 D B D B D B D E B@7 A D B D B D B D B@9>".pickRestart({
  A: "x!4", B: "x!2", C: "x!8", D: "x!3 ~", E: "x ~ x!2",
})).gain(0.3)

// drums · snare
const snare = s("sd").struct("<~@4 A@20 ~@2 B C B C B C B D A E A@3 E A F B C B C B C B C A@7 G>".pickRestart({
  A: "x!4", B: "x ~@2 x!2 ~ x ~", C: "x ~ x!2", D: "x!2", E: "x ~ x ~ x ~ x!2", F: "x ~@3 x ~@3 x ~@3 x!4", G: "x!3 ~",
})).gain(0.3)

// drums · crash
const crash = s("cr").struct("<~@24 A B C@7 D ~@8 C@8 ~@7 E>".pickRestart({
  A: "x!2", B: "x ~ x ~ x!4", C: "~ x ~@2", D: "~ x ~ x", E: "~@3 x",
})).gain(0.3)

stack(piano, kick, snare, crash)