ProofCut.PN: def of lawful-fields@0.1.1.0
Import: import lawful-fields@0.1.1.0/proof_cut.bend as ProofCut
Lines 321-327 of lawful-fields@0.1.1.0/proof_cut.bend: https://jend.leeeet.dev/read.txt?path=lawful-fields@0.1.1.0/proof_cut.bend&start_line=321&end_line=327

import Base
import lawful-bytes@0.1.1.0/defs.bend as D

# pieces and within read only the numbers of their offsets.
def PN(ns: List<&2, Nat>, +xs: List<&2, U32>, +from: Nat) -> List<&2, List<&2, U32>>:
  match ns:
    case Nil{}:
      Nil{}
    case Con{+e, t}:
      Con{D.slice(xs, from, Nat.sub(e, from)), PN(t, xs, Nat.add(e, 1n))}

Uses (6):
  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=slice