Permutation.iota: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/spec/crypto/keccak/permutation.bend as Permutation
Lines 72-75 of bend-collections@1.0.0.0/spec/crypto/keccak/permutation.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/spec/crypto/keccak/permutation.bend&start_line=72&end_line=75

import Base
import bend-collections@1.0.0.0/src/crypto/keccak/types.bend as T

def iota(s: T.State, rc: T.Lane) -> T.State:
  match s:
    case T.S{a0,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16,a17,a18,a19,a20,a21,a22,a23,a24}:
      T.S{xor(a0,rc),a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16,a17,a18,a19,a20,a21,a22,a23,a24}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/spec/crypto/keccak/permutation.bend&name=xor
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/keccak/types.bend&name=Lane
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/keccak/types.bend&name=State