Scan.uints.nth: def of gralha-text-scan@0.1.0.1
Import: import gralha-text-scan@0.1.0.1/scan.bend as Scan
Lines 238-242 of gralha-text-scan@0.1.0.1/scan.bend: https://jend.leeeet.dev/read.txt?path=gralha-text-scan@0.1.0.1/scan.bend&start_line=238&end_line=242

import Base

def uints.nth(xs: List<&2, U32>, n: Nat, +fallback: U32) -> U32:
  match xs n:
    case Nil{} _: fallback
    case Con{h, t} 0n: h
    case Con{h, t} 1n+d: uints.nth(t, d, fallback)

Uses (3):
  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=U32