Defs.first2: def of lawful-bytes@0.1.1.0
Import: import lawful-bytes@0.1.1.0/defs.bend as Defs
Lines 78-80 of lawful-bytes@0.1.1.0/defs.bend: https://jend.leeeet.dev/read.txt?path=lawful-bytes@0.1.1.0/defs.bend&start_line=78&end_line=80

import Base

# The same for either of two values (same assumptions).
def first2(xs: List<&2, U32>, +from: Nat, +to: Nat, +c1: U32, +c2: U32) -> Nat:
  Nat.add(from, run_len2(slice(xs, from, Nat.sub(to, from)), c1, c2))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  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.sub
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=lawful-bytes@0.1.1.0/defs.bend&name=run_len2
  https://jend.leeeet.dev/definition.txt?path=lawful-bytes@0.1.1.0/defs.bend&name=slice