Blake2s.leading: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/crypto/blake/blake2s/blake2s.bend as Blake2s
Lines 175-177 of bend-collections@1.0.0.0/src/crypto/blake/blake2s/blake2s.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/crypto/blake/blake2s/blake2s.bend&start_line=175&end_line=177

import Base

# Blocks before the last one: max(1, ceil(length/64)) - 1.
def leading(length: Nat) -> Nat:
  Nat.sub(Nat.div(Nat.add(length,63n),64n),1n)

Uses (4):
  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.div
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.sub