Myers.band_keep_first: def of bend-edit-distance@0.2.2.0
Import: import bend-edit-distance@0.2.2.0/src/Myers.bend as Myers
Lines 239-243 of bend-edit-distance@0.2.2.0/src/Myers.bend: https://jend.leeeet.dev/read.txt?path=bend-edit-distance@0.2.2.0/src/Myers.bend&start_line=239&end_line=243

import Base

def band_keep_first(+score: Nat, bottom: Nat, +maximum: Nat,
                    length: Nat, target_length: Nat, column: Nat) -> Bool:
  Bool.and(Nat.is_lt(score, Nat.add(maximum, 32n)),
    Nat.is_ge(Nat.add(Nat.add(bottom, maximum), target_length),
      Nat.add(Nat.add(score, length), column)))

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_ge
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_lt