Block.init: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/math/random/chacha8/block.bend as Block
Lines 26-30 of bend-collections@1.0.0.0/src/math/random/chacha8/block.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/math/random/chacha8/block.bend&start_line=26&end_line=30

import Base

# the initial state: constants, key, 32-bit block counter, zero nonce
def init(k: Key, +ctr: U32) -> Vector:
  match k:
    case K{k0,k1,k2,k3,k4,k5,k6,k7}:
      V{1634760805,857760878,2036477234,1797285236,k0,k1,k2,k3,k4,k5,k6,k7,ctr,0,0,0}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/math/random/chacha8/block.bend&name=Key
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/math/random/chacha8/block.bend&name=Vector