Sort.base.at: def of bend-parallel@0.1.0.0
Import: import bend-parallel@0.1.0.0/sort.bend as Sort
Lines 171-180 of bend-parallel@0.1.0.0/sort.bend: https://jend.leeeet.dev/read.txt?path=bend-parallel@0.1.0.0/sort.bend&start_line=171&end_line=180

import Base

# A group's column from its last row at (nm + 1 rows): r holds the table
# and the group's base b, which the last row holds; o is offs[c].
def base.at(+at: U32, +step: U32, +nm: Nat, +o: U32, r: Array<U32> & U32) -> Array<U32>:
  match nm:
    case 0n:
      (t, +b) = r
      t[at] <- (o + b : U32)
    case 1n+p:
      (t, +b) = r
      base.go(p, at, step, (o + b : U32), t[(at - step : U32)])

Uses (10):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.get
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.set
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=bend-parallel@0.1.0.0/sort.bend&name=base.go