Archive.at: def of bend-kit-archive@0.5.1.0
Import: import bend-kit-archive@0.5.1.0/archive.bend as Archive
Lines 44-49 of bend-kit-archive@0.5.1.0/archive.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-archive@0.5.1.0/archive.bend&start_line=44&end_line=49

import Base

def at(xs: List<&2, U32>, +i: U32) -> U32:
  match xs:
    case Nil{}:
      0
    case Con{h, t}:
      Bool.pick(U32, U32.is_zero(i), h, at(t, (i - 1 : U32)))

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.pick
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_zero
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub