cerc-io/go-ethereum
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Merge branch 'master' of /Users/iannorden/go/src/github.com/cerc-io/go-eth-state-node-iterator into port_iterator

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i-norden 2022-09-09 15:12:34 -05:00
commit c5076e7d37
20 changed files with 1235 additions and 0 deletions
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29
.github/workflows/issues-notion-sync.yml vendored Normal file
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name: Notion Sync
on:
workflow_dispatch:
issues:
types:
[
opened,
edited,
labeled,
unlabeled,
assigned,
unassigned,
milestoned,
demilestoned,
reopened,
closed,
]
jobs:
notion_job:
runs-on: ubuntu-latest
name: Add GitHub Issues to Notion
steps:
- name: Add GitHub Issues to Notion
uses: vulcanize/notion-github-action@v1.2.4-issueid
with:
notion-token: ${{ secrets.NOTION_TOKEN }}
notion-db: ${{ secrets.NOTION_DATABASE }}

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# go-eth-state-node-iterator

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package fixture
import (
"os"
"path/filepath"
"runtime"
)
// TODO: embed some mainnet data
// import "embed"
//_go:embed mainnet_data.tar.gz
var (
ChainDataPath, AncientDataPath string
)
func init() {
_, path, _, _ := runtime.Caller(0)
wd := filepath.Dir(path)
ChainDataPath = filepath.Join(wd, "..", "fixture", "chaindata")
AncientDataPath = filepath.Join(ChainDataPath, "ancient")
if _, err := os.Stat(ChainDataPath); err != nil {
panic("must populate chaindata at " + ChainDataPath)
}
}

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*.log
CURRENT*
LOCK
LOG
MANIFEST-*
ancient/FLOCK

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package fixture
var Block1_Paths = [][]byte{
[]byte{},
[]byte{0},
[]byte{0, 0},
[]byte{0, 0, 5, 14, 5, 4, 15, 1, 8, 6, 7, 15, 13, 0, 3, 0, 15, 9, 0, 6, 7, 3, 11, 8, 11, 6, 2, 5, 10, 12, 8, 15, 0, 6, 5, 6, 14, 4, 4, 10, 8, 8, 12, 15, 12, 0, 11, 3, 10, 15, 3, 14, 3, 15, 3, 12, 3, 13, 4, 8, 6, 9, 6, 0, 16},
[]byte{0, 2},
[]byte{0, 2, 1},
[]byte{0, 2, 1, 15, 14, 3, 3, 6, 0, 11, 10, 8, 12, 0, 2, 14, 1, 9, 4, 15, 8, 14, 7, 15, 10, 12, 13, 14, 11, 9, 0, 8, 8, 11, 3, 12, 15, 4, 3, 3, 11, 6, 4, 9, 8, 11, 13, 6, 9, 0, 0, 13, 5, 0, 13, 15, 0, 2, 6, 6, 15, 15, 14, 3, 16},
[]byte{0, 2, 8},
[]byte{0, 2, 8, 14, 6, 2, 12, 11, 4, 6, 6, 5, 15, 12, 14, 1, 9, 10, 14, 1, 15, 12, 1, 3, 10, 6, 0, 4, 6, 1, 8, 13, 7, 13, 2, 0, 11, 14, 0, 3, 7, 15, 12, 6, 8, 11, 6, 3, 11, 14, 11, 3, 3, 8, 4, 13, 15, 10, 5, 10, 11, 7, 7, 6, 16},
[]byte{0, 2, 12},
[]byte{0, 2, 12, 11, 5, 1, 7, 6, 7, 3, 5, 4, 14, 1, 15, 14, 6, 11, 13, 4, 10, 4, 9, 11, 6, 4, 11, 3, 7, 2, 1, 15, 15, 13, 13, 11, 12, 9, 5, 15, 14, 13, 1, 11, 8, 14, 10, 13, 0, 0, 5, 12, 3, 9, 11, 11, 12, 0, 7, 11, 12, 4, 13, 8, 16},
[]byte{0, 3},
[]byte{0, 3, 0, 8, 9, 14, 0, 1, 11, 14, 9, 14, 11, 2, 10, 15, 5, 15, 15, 5, 15, 10, 1, 12, 5, 9, 8, 3, 12, 6, 12, 6, 15, 11, 7, 8, 13, 13, 7, 3, 4, 6, 5, 8, 13, 1, 15, 8, 15, 1, 1, 13, 4, 15, 8, 13, 2, 7, 10, 2, 3, 15, 13, 5, 16},
[]byte{0, 4},
[]byte{0, 4, 2, 4, 2, 9, 5, 4, 10, 5, 12, 11, 9, 7, 4, 8, 13, 3, 15, 6, 6, 11, 12, 13, 4, 5, 8, 3, 15, 13, 3, 8, 3, 0, 2, 8, 7, 10, 10, 5, 8, 5, 11, 14, 11, 13, 9, 13, 13, 0, 6, 15, 10, 6, 6, 2, 5, 9, 7, 6, 11, 14, 4, 9, 16},
[]byte{0, 6},
[]byte{0, 6, 3},
[]byte{0, 6, 3, 3, 9, 9, 3, 5, 1, 1, 1, 11, 4, 10, 5, 6, 3, 10, 2, 8, 10, 9, 1, 12, 2, 5, 3, 11, 6, 3, 8, 10, 15, 8, 6, 8, 11, 3, 10, 15, 7, 12, 3, 7, 2, 12, 10, 11, 4, 9, 7, 12, 10, 12, 4, 15, 6, 12, 11, 2, 12, 0, 10, 10, 16},
[]byte{0, 6, 13},
[]byte{0, 6, 13, 9, 14, 4, 11, 9, 10, 11, 12, 0, 11, 8, 9, 7, 8, 1, 2, 0, 13, 4, 5, 1, 14, 11, 4, 12, 12, 10, 4, 15, 7, 2, 15, 15, 1, 13, 9, 7, 3, 2, 1, 7, 1, 3, 14, 0, 14, 15, 3, 7, 9, 10, 1, 5, 7, 11, 8, 15, 2, 11, 6, 0, 16},
[]byte{0, 7},
[]byte{0, 7, 12, 5, 7, 7, 8, 0, 13, 11, 2, 13, 0, 11, 8, 1, 2, 5, 8, 10, 13, 3, 11, 14, 5, 13, 15, 2, 12, 3, 10, 9, 14, 8, 9, 14, 4, 12, 0, 6, 11, 15, 10, 13, 13, 12, 3, 10, 1, 15, 4, 14, 3, 11, 9, 4, 0, 1, 2, 1, 5, 9, 4, 7, 16},
[]byte{0, 8},
[]byte{0, 8, 7},
[]byte{0, 8, 7, 15, 11, 1, 0, 8, 14, 6, 8, 3, 6, 10, 0, 8, 8, 14, 0, 6, 1, 5, 6, 11, 1, 10, 2, 6, 2, 1, 0, 13, 1, 15, 5, 2, 8, 4, 2, 9, 6, 11, 3, 0, 11, 0, 11, 11, 0, 11, 3, 13, 1, 12, 2, 10, 7, 14, 0, 1, 10, 12, 1, 1, 16},
[]byte{0, 8, 11},
[]byte{0, 8, 11, 3, 15, 9, 10, 9, 6, 11, 10, 11, 10, 1, 2, 15, 4, 7, 4, 3, 0, 15, 2, 11, 0, 14, 2, 8, 5, 1, 15, 4, 0, 7, 14, 8, 12, 10, 3, 5, 5, 11, 11, 8, 10, 9, 10, 6, 9, 2, 4, 2, 11, 12, 9, 9, 10, 14, 12, 12, 2, 12, 15, 3, 16},
[]byte{0, 9},
[]byte{0, 9, 9},
[]byte{0, 9, 9, 9, 15, 1, 8, 13, 14, 7, 7, 14, 9, 4, 5, 1, 8, 6, 7, 12, 11, 1, 9, 3, 5, 15, 9, 10, 12, 13, 5, 6, 15, 7, 9, 12, 11, 12, 1, 1, 13, 0, 4, 8, 2, 6, 12, 3, 13, 10, 6, 11, 4, 2, 0, 10, 4, 15, 4, 11, 11, 14, 2, 1, 16},
[]byte{0, 9, 10},
[]byte{0, 9, 10, 15, 9, 14, 7, 14, 10, 2, 3, 7, 0, 10, 11, 3, 14, 3, 14, 14, 7, 15, 0, 10, 4, 6, 5, 10, 7, 13, 10, 12, 11, 6, 12, 9, 11, 7, 14, 6, 5, 1, 9, 6, 13, 12, 4, 9, 6, 13, 5, 5, 7, 0, 10, 0, 13, 8, 0, 2, 0, 11, 13, 10, 16},
[]byte{0, 12},
[]byte{0, 12, 3, 10, 3, 12, 9, 9, 15, 3, 4, 10, 15, 14, 9, 13, 2, 12, 8, 12, 14, 12, 12, 9, 0, 5, 2, 4, 14, 15, 6, 3, 10, 15, 12, 9, 15, 12, 1, 3, 3, 8, 4, 13, 5, 13, 9, 3, 1, 2, 8, 1, 15, 4, 1, 4, 13, 5, 13, 4, 8, 7, 12, 0, 16},
[]byte{0, 13},
[]byte{0, 13, 2, 1, 14, 11, 4, 15, 7, 12, 2, 0, 2, 14, 14, 12, 12, 13, 6, 13, 8, 7, 6, 2, 7, 15, 3, 13, 5, 1, 2, 14, 6, 3, 0, 13, 4, 13, 0, 5, 5, 7, 8, 5, 8, 5, 8, 4, 7, 1, 6, 8, 7, 5, 8, 15, 13, 1, 10, 10, 14, 13, 2, 2, 16},
[]byte{0, 14},
[]byte{0, 14, 8, 2, 7, 1, 10, 4, 4, 12, 6, 3, 4, 11, 7, 15, 14, 13, 12, 13, 0, 0, 12, 11, 0, 9, 10, 15, 14, 10, 2, 10, 7, 0, 10, 12, 8, 3, 8, 0, 11, 6, 11, 15, 5, 15, 6, 1, 15, 15, 0, 7, 14, 7, 9, 3, 14, 14, 3, 15, 6, 13, 4, 12, 16},
[]byte{1},
[]byte{1, 2},
[]byte{1, 2, 5},
[]byte{1, 2, 5, 10, 13, 12, 6, 7, 14, 15, 14, 8, 11, 15, 6, 8, 0, 8, 12, 0, 2, 11, 13, 3, 10, 14, 2, 0, 2, 6, 2, 9, 5, 3, 11, 5, 14, 4, 5, 13, 10, 11, 4, 14, 11, 9, 3, 8, 6, 4, 4, 1, 12, 15, 6, 14, 12, 7, 3, 8, 1, 8, 4, 4, 16},
[]byte{1, 2, 7},
[]byte{1, 2, 7, 14, 12, 7, 0, 14, 10, 0, 13, 8, 10, 7, 11, 6, 2, 4, 4, 10, 14, 7, 13, 9, 5, 1, 11, 2, 2, 0, 4, 15, 7, 5, 3, 3, 6, 12, 15, 2, 1, 15, 4, 9, 13, 15, 6, 3, 7, 0, 10, 11, 9, 2, 0, 5, 3, 4, 12, 9, 5, 7, 2, 8, 16},
[]byte{1, 3},
[]byte{1, 3, 1},
[]byte{1, 3, 1, 8, 10, 4, 12, 2, 11, 12, 7, 3, 1, 7, 1, 8, 8, 5, 7, 2, 3, 8, 14, 12, 2, 12, 4, 2, 14, 4, 10, 9, 5, 12, 0, 10, 14, 11, 7, 2, 9, 0, 10, 6, 0, 12, 8, 10, 11, 11, 1, 1, 0, 12, 2, 14, 6, 3, 8, 3, 4, 1, 12, 2, 16},
[]byte{1, 3, 11},
[]byte{1, 3, 11, 8, 15, 5, 7, 5, 0, 9, 6, 1, 11, 5, 5, 8, 8, 11, 12, 6, 9, 15, 11, 13, 0, 11, 7, 0, 1, 4, 6, 1, 8, 5, 4, 14, 1, 1, 0, 15, 13, 7, 8, 12, 1, 4, 7, 6, 7, 5, 1, 5, 11, 13, 13, 8, 8, 2, 7, 2, 5, 9, 7, 5, 16},
[]byte{1, 4},
[]byte{1, 4, 6, 8, 2, 8, 8, 0, 5, 6, 3, 1, 0, 12, 8, 2, 10, 10, 4, 12, 0, 1, 10, 7, 14, 1, 2, 10, 1, 0, 15, 8, 1, 1, 1, 10, 0, 5, 6, 0, 14, 7, 2, 11, 7, 0, 0, 5, 5, 5, 4, 7, 9, 0, 3, 1, 11, 8, 6, 12, 3, 5, 7, 13, 16},
[]byte{1, 5},
[]byte{1, 5, 11},
[]byte{1, 5, 11, 3, 8, 1, 11, 5, 1, 8, 12, 6, 11, 7, 5, 4, 1, 8, 5, 13, 6, 9, 0, 3, 12, 10, 15, 1, 7, 11, 4, 15, 8, 13, 12, 3, 0, 11, 10, 11, 15, 14, 13, 15, 8, 0, 7, 2, 11, 1, 1, 8, 11, 11, 12, 3, 14, 14, 12, 3, 0, 1, 3, 15, 16},
[]byte{1, 5, 12},
[]byte{1, 5, 12, 5, 3, 12, 5, 8, 2, 2, 8, 4, 14, 12, 9, 3, 0, 7, 5, 0, 8, 4, 11, 10, 14, 0, 5, 3, 6, 11, 5, 10, 11, 7, 10, 14, 4, 4, 10, 4, 4, 14, 14, 2, 7, 1, 8, 4, 8, 9, 11, 7, 2, 11, 14, 3, 10, 10, 7, 8, 12, 3, 12, 7, 16},
[]byte{1, 5, 15},
[]byte{1, 5, 15, 14, 15, 14, 8, 6, 1, 3, 10, 1, 14, 6, 7, 3, 5, 6, 7, 10, 10, 12, 8, 3, 2, 9, 4, 15, 10, 0, 13, 10, 6, 13, 0, 4, 8, 14, 5, 12, 7, 6, 4, 2, 2, 2, 7, 0, 1, 7, 4, 4, 1, 12, 9, 15, 8, 9, 9, 15, 14, 13, 1, 11, 16},
[]byte{1, 6},
[]byte{1, 6, 2, 3, 8, 6, 11, 14, 0, 10, 5, 2, 5, 12, 5, 10, 9, 14, 6, 1, 1, 0, 12, 7, 2, 4, 4, 10, 3, 7, 5, 0, 3, 8, 12, 5, 2, 5, 15, 14, 1, 0, 2, 13, 15, 2, 2, 4, 2, 8, 6, 1, 6, 1, 11, 1, 2, 8, 9, 11, 12, 7, 1, 6, 16},
[]byte{1, 8},
[]byte{1, 8, 13, 12, 13, 4, 3, 5, 11, 15, 7, 13, 1, 8, 2, 0, 0, 8, 5, 15, 6, 12, 4, 6, 13, 5, 8, 7, 12, 10, 14, 6, 6, 9, 12, 10, 7, 12, 2, 13, 3, 10, 13, 4, 12, 14, 10, 9, 13, 11, 3, 2, 0, 10, 0, 11, 3, 12, 8, 11, 13, 2, 1, 13, 16},
[]byte{1, 10},
[]byte{1, 10, 6, 13, 9, 6, 7, 4, 10, 14, 12, 5, 12, 8, 3, 2, 9, 2, 5, 2, 12, 11, 6, 3, 4, 0, 2, 2, 3, 0, 8, 11, 15, 4, 12, 9, 8, 14, 7, 0, 14, 13, 14, 12, 6, 1, 3, 13, 9, 2, 5, 10, 11, 7, 8, 1, 4, 8, 3, 4, 4, 5, 10, 4, 16},
[]byte{1, 13},
[]byte{1, 13, 5, 0, 1, 3, 1, 11, 14, 8, 6, 8, 13, 14, 2, 7, 4, 1, 12, 11, 7, 7, 5, 13, 0, 15, 15, 8, 0, 0, 6, 3, 1, 15, 9, 6, 0, 6, 5, 15, 4, 0, 11, 6, 0, 8, 4, 5, 11, 12, 14, 7, 2, 14, 7, 8, 2, 7, 1, 8, 10, 15, 2, 3, 16},
[]byte{1, 14},
[]byte{1, 14, 2},
[]byte{1, 14, 2, 2, 7, 3, 3, 15, 1, 7, 3, 15, 11, 12, 9, 5, 15, 10, 0, 7, 9, 14, 13, 5, 0, 14, 12, 2, 4, 12, 4, 9, 8, 10, 8, 10, 10, 13, 2, 5, 1, 5, 13, 8, 2, 7, 14, 5, 15, 15, 8, 2, 0, 0, 12, 2, 4, 0, 14, 9, 12, 13, 12, 9, 16},
[]byte{1, 14, 11},
[]byte{1, 14, 11, 15, 13, 7, 13, 11, 11, 6, 8, 0, 4, 3, 5, 1, 8, 0, 4, 4, 4, 3, 13, 15, 0, 1, 10, 4, 8, 2, 14, 6, 4, 5, 1, 9, 1, 2, 11, 8, 8, 4, 12, 13, 2, 6, 11, 3, 1, 5, 0, 4, 11, 11, 7, 7, 11, 11, 14, 12, 9, 8, 6, 2, 16},
[]byte{1, 15},
[]byte{1, 15, 9},
[]byte{1, 15, 9, 9, 10, 15, 2, 13, 15, 2, 13, 10, 9, 12, 0, 1, 7, 6, 11, 13, 11, 3, 14, 9, 9, 5, 11, 13, 15, 10, 4, 7, 15, 15, 11, 15, 14, 6, 10, 3, 10, 10, 12, 15, 8, 14, 5, 4, 4, 0, 1, 15, 4, 13, 10, 12, 2, 14, 12, 14, 9, 3, 3, 8, 16},
[]byte{1, 15, 15},
[]byte{1, 15, 15, 15, 15, 1, 10, 4, 5, 5, 11, 6, 6, 13, 5, 2, 1, 0, 7, 10, 2, 6, 2, 3, 1, 15, 14, 14, 15, 11, 0, 15, 3, 5, 6, 5, 0, 6, 7, 14, 9, 5, 4, 4, 12, 15, 9, 4, 7, 0, 13, 9, 7, 5, 15, 0, 1, 1, 1, 1, 11, 1, 12, 15, 16},
[]byte{2},
[]byte{2, 0},
[]byte{2, 0, 9},
[]byte{2, 0, 9, 2, 11, 5, 6, 0, 2, 1, 2, 1, 12, 12, 4, 8, 4, 15, 10, 5, 5, 11, 9, 0, 12, 14, 10, 0, 11, 14, 1, 7, 13, 9, 3, 1, 1, 8, 4, 2, 6, 3, 9, 2, 5, 10, 8, 6, 4, 14, 0, 13, 5, 13, 4, 3, 10, 2, 0, 13, 6, 7, 11, 0, 16},
[]byte{2, 0, 14},
[]byte{2, 0, 14, 11, 15, 14, 15, 4, 3, 6, 3, 9, 2, 1, 5, 10, 14, 11, 3, 5, 14, 1, 14, 0, 0, 11, 12, 9, 6, 1, 7, 4, 15, 5, 2, 1, 5, 5, 10, 15, 11, 7, 8, 1, 6, 5, 9, 15, 3, 4, 6, 2, 8, 13, 1, 15, 3, 15, 7, 10, 14, 0, 1, 8, 16},
[]byte{2, 1},
[]byte{2, 1, 1},
[]byte{2, 1, 1, 2, 0, 14, 1, 11, 14, 0, 3, 13, 3, 8, 4, 14, 14, 3, 2, 10, 9, 11, 13, 7, 2, 6, 8, 5, 7, 8, 13, 8, 8, 2, 9, 15, 2, 7, 1, 5, 4, 0, 12, 8, 4, 8, 12, 9, 7, 10, 4, 9, 5, 9, 9, 0, 11, 12, 4, 8, 15, 5, 8, 2, 16},
[]byte{2, 1, 3},
[]byte{2, 1, 3, 9, 15, 10, 1, 10, 10, 10, 3, 13, 6, 0, 14, 5, 3, 13, 0, 7, 0, 13, 5, 10, 1, 15, 1, 10, 12, 9, 12, 8, 2, 1, 1, 15, 4, 1, 11, 2, 13, 13, 5, 10, 1, 8, 1, 3, 4, 1, 6, 12, 8, 4, 4, 7, 10, 7, 7, 5, 9, 5, 5, 7, 16},
[]byte{2, 1, 14},
[]byte{2, 1, 14, 10, 8, 11, 13, 15, 8, 10, 4, 14, 10, 6, 13, 12, 9, 14, 2, 0, 4, 5, 9, 1, 13, 8, 8, 12, 3, 11, 5, 11, 1, 9, 5, 3, 3, 13, 3, 3, 11, 15, 11, 12, 5, 9, 12, 0, 8, 12, 12, 10, 2, 6, 6, 12, 3, 12, 8, 7, 10, 9, 6, 0, 16},
[]byte{2, 5},
[]byte{2, 5, 8, 4, 8, 7, 15, 1, 13, 4, 8, 9, 4, 5, 12, 7, 7, 4, 3, 12, 4, 1, 2, 11, 0, 15, 0, 2, 6, 13, 7, 2, 2, 10, 4, 6, 4, 1, 13, 5, 9, 7, 8, 15, 1, 1, 10, 0, 11, 4, 4, 13, 11, 15, 7, 12, 1, 13, 2, 7, 4, 13, 4, 1, 16},
[]byte{2, 6},
[]byte{2, 6, 13, 11, 12, 12, 14, 1, 11, 5, 9, 9, 14, 11, 14, 13, 4, 6, 14, 2, 5, 6, 9, 5, 7, 9, 5, 6, 2, 0, 3, 1, 2, 5, 5, 14, 10, 9, 10, 1, 12, 1, 12, 5, 7, 5, 15, 13, 13, 13, 11, 0, 0, 0, 3, 15, 4, 13, 3, 8, 9, 1, 6, 5, 16},
[]byte{2, 9},
[]byte{2, 9, 1},
[]byte{2, 9, 1, 11, 6, 11, 11, 12, 10, 8, 7, 9, 13, 6, 8, 4, 3, 3, 7, 14, 14, 5, 14, 2, 11, 12, 10, 5, 13, 1, 8, 12, 15, 11, 2, 13, 3, 11, 7, 10, 9, 7, 12, 8, 1, 8, 7, 14, 7, 0, 3, 3, 0, 9, 5, 6, 4, 2, 8, 0, 2, 9, 5, 14, 16},
[]byte{2, 9, 7},
[]byte{2, 9, 7, 13, 3, 10, 12, 15, 15, 11, 9, 4, 2, 12, 7, 14, 6, 15, 3, 15, 11, 0, 2, 9, 11, 7, 3, 5, 3, 3, 8, 10, 12, 3, 4, 14, 3, 9, 12, 4, 12, 14, 9, 14, 8, 5, 2, 15, 6, 4, 13, 5, 0, 15, 11, 5, 7, 12, 12, 9, 7, 14, 12, 0, 16},
[]byte{2, 11},
[]byte{2, 11, 7},
[]byte{2, 11, 7, 10, 15, 11, 11, 1, 4, 11, 4, 12, 9, 0, 2, 15, 3, 7, 1, 6, 3, 11, 1, 5, 15, 7, 0, 15, 14, 8, 3, 3, 5, 13, 14, 12, 4, 14, 2, 6, 15, 11, 10, 14, 4, 7, 1, 8, 12, 0, 3, 15, 1, 9, 13, 10, 5, 10, 14, 12, 11, 14, 8, 11, 16},
[]byte{2, 11, 13},
[]byte{2, 11, 13, 9, 10, 14, 11, 13, 14, 4, 4, 7, 9, 4, 14, 6, 13, 11, 3, 1, 7, 11, 14, 6, 13, 8, 3, 12, 5, 10, 2, 6, 6, 14, 1, 10, 9, 6, 14, 1, 8, 14, 0, 4, 11, 12, 7, 0, 7, 3, 9, 9, 8, 11, 11, 7, 7, 9, 12, 15, 14, 2, 15, 14, 16},
[]byte{2, 13},
[]byte{2, 13, 1},
[]byte{2, 13, 1, 5, 14, 1, 14, 8, 2, 12, 10, 5, 0, 11, 7, 3, 3, 4, 11, 14, 8, 9, 9, 0, 11, 9, 3, 10, 8, 11, 0, 4, 3, 14, 7, 7, 1, 3, 4, 0, 12, 12, 9, 3, 9, 8, 11, 10, 10, 2, 3, 8, 4, 5, 7, 6, 3, 12, 6, 9, 6, 13, 2, 2, 16},
[]byte{2, 13, 15},
[]byte{2, 13, 15, 3, 7, 8, 14, 8, 14, 12, 14, 14, 7, 8, 5, 14, 1, 13, 6, 5, 2, 0, 0, 13, 7, 3, 8, 1, 7, 8, 4, 3, 2, 12, 11, 12, 9, 10, 13, 5, 5, 12, 4, 9, 14, 10, 5, 10, 15, 9, 0, 5, 6, 2, 9, 13, 3, 4, 8, 4, 1, 6, 12, 2, 16},
[]byte{2, 15},
[]byte{2, 15, 1, 11, 6, 10, 8, 15, 2, 2, 8, 6, 7, 5, 10, 1, 7, 1, 1, 2, 6, 13, 1, 7, 8, 1, 10, 14, 11, 5, 2, 7, 5, 6, 13, 6, 15, 14, 5, 6, 8, 5, 10, 15, 8, 12, 7, 14, 12, 2, 3, 13, 12, 8, 1, 8, 7, 13, 7, 8, 3, 13, 1, 15, 16},
[]byte{3},
[]byte{3, 0},
[]byte{3, 0, 0},
[]byte{3, 0, 0, 13, 2, 13, 11, 14, 8, 3, 10, 6, 11, 10, 7, 15, 13, 7, 5, 7, 3, 7, 12, 8, 13, 7, 4, 5, 3, 13, 9, 8, 4, 14, 7, 9, 3, 8, 11, 10, 7, 10, 14, 1, 1, 3, 13, 3, 13, 10, 2, 10, 13, 7, 4, 3, 3, 0, 6, 1, 1, 5, 7, 11, 16},
[]byte{3, 0, 1},
[]byte{3, 0, 1, 9, 12, 0, 10, 9, 1, 11, 10, 3, 0, 13, 3, 4, 6, 10, 5, 5, 8, 9, 0, 11, 1, 11, 0, 7, 2, 8, 7, 13, 8, 10, 10, 14, 3, 5, 11, 10, 10, 8, 12, 4, 0, 6, 8, 14, 15, 8, 15, 1, 13, 14, 6, 6, 0, 8, 4, 10, 12, 10, 7, 5, 16},
[]byte{3, 2},
[]byte{3, 2, 3},
[]byte{3, 2, 3, 14, 3, 9, 3, 7, 7, 4, 14, 14, 14, 12, 8, 14, 9, 13, 5, 9, 6, 2, 5, 8, 2, 6, 7, 13, 0, 1, 3, 3, 10, 5, 11, 2, 15, 0, 1, 12, 5, 6, 7, 8, 2, 2, 10, 4, 15, 15, 0, 1, 8, 4, 8, 8, 6, 7, 1, 14, 12, 11, 6, 14, 16},
[]byte{3, 2, 15},
[]byte{3, 2, 15, 12, 4, 15, 13, 3, 15, 12, 8, 3, 6, 12, 6, 13, 11, 0, 0, 5, 8, 15, 13, 2, 0, 15, 15, 7, 14, 8, 12, 10, 6, 1, 1, 8, 8, 5, 14, 11, 7, 2, 1, 5, 11, 3, 9, 15, 9, 7, 13, 2, 11, 4, 14, 7, 9, 7, 13, 12, 10, 2, 5, 4, 16},
[]byte{3, 3},
[]byte{3, 3, 1, 13, 9, 9, 12, 6, 11, 14, 12, 3, 10, 14, 12, 11, 14, 12, 9, 6, 2, 11, 14, 7, 4, 11, 2, 5, 4, 4, 8, 5, 1, 1, 9, 8, 3, 11, 0, 1, 3, 12, 0, 8, 7, 6, 15, 6, 15, 4, 14, 6, 0, 2, 9, 7, 7, 3, 13, 15, 10, 13, 6, 1, 16},
[]byte{3, 4},
[]byte{3, 4, 2},
[]byte{3, 4, 2, 7, 5, 12, 3, 1, 3, 12, 5, 2, 8, 6, 3, 1, 7, 7, 9, 4, 15, 0, 1, 5, 4, 15, 8, 14, 4, 15, 15, 10, 12, 15, 12, 8, 0, 13, 9, 13, 0, 12, 5, 11, 1, 8, 4, 13, 2, 4, 8, 2, 14, 7, 15, 9, 2, 1, 1, 15, 15, 12, 3, 14, 16},
[]byte{3, 4, 4},
[]byte{3, 4, 4, 4, 7, 10, 15, 11, 6, 8, 6, 11, 4, 0, 7, 4, 13, 3, 11, 9, 3, 11, 9, 9, 0, 7, 6, 10, 6, 0, 11, 5, 15, 5, 10, 9, 0, 2, 15, 10, 3, 2, 13, 15, 1, 8, 13, 8, 5, 15, 12, 1, 13, 1, 3, 10, 13, 10, 8, 12, 13, 11, 7, 1, 16},
[]byte{3, 4, 5},
[]byte{3, 4, 5, 6, 2, 14, 3, 10, 12, 14, 6, 0, 8, 11, 13, 13, 7, 5, 10, 1, 0, 14, 11, 1, 5, 3, 12, 11, 12, 2, 12, 0, 0, 14, 6, 9, 11, 9, 3, 5, 13, 4, 2, 15, 5, 7, 12, 1, 9, 3, 12, 3, 8, 14, 15, 6, 13, 6, 7, 4, 10, 11, 10, 12, 16},
[]byte{3, 6},
[]byte{3, 6, 11, 3, 0, 9, 6, 12, 9, 1, 2, 10, 13, 12, 7, 6, 7, 4, 12, 10, 9, 2, 11, 6, 8, 13, 13, 11, 3, 11, 0, 4, 9, 4, 14, 9, 11, 9, 8, 8, 15, 11, 14, 15, 1, 11, 14, 13, 7, 9, 3, 8, 14, 8, 15, 10, 12, 4, 12, 2, 13, 15, 7, 10, 16},
[]byte{3, 8},
[]byte{3, 8, 4, 0, 1, 11, 4, 14, 9, 7, 14, 6, 7, 12, 4, 10, 6, 13, 8, 0, 9, 5, 9, 7, 9, 11, 4, 12, 1, 14, 12, 11, 9, 14, 10, 15, 5, 7, 2, 6, 15, 12, 8, 10, 1, 2, 7, 9, 8, 9, 7, 5, 10, 7, 6, 5, 3, 14, 9, 8, 0, 8, 7, 2, 16},
[]byte{3, 9},
[]byte{3, 9, 12, 8, 11, 11, 9, 2, 2, 2, 7, 11, 10, 9, 1, 10, 2, 6, 5, 7, 15, 2, 9, 12, 5, 4, 9, 8, 15, 5, 12, 5, 11, 0, 7, 10, 14, 3, 6, 3, 6, 9, 12, 8, 13, 9, 2, 8, 3, 4, 4, 4, 15, 4, 7, 7, 9, 3, 0, 12, 7, 9, 11, 14, 16},
[]byte{3, 10},
[]byte{3, 10, 2},
[]byte{3, 10, 2, 12, 7, 13, 5, 1, 6, 4, 15, 6, 10, 1, 13, 8, 12, 11, 12, 5, 13, 9, 14, 2, 2, 8, 2, 5, 3, 14, 10, 14, 4, 10, 6, 6, 13, 8, 11, 0, 13, 5, 5, 0, 13, 0, 7, 12, 5, 3, 14, 12, 8, 4, 13, 4, 7, 14, 13, 1, 7, 1, 7, 2, 16},
[]byte{3, 10, 8},
[]byte{3, 10, 8, 2, 14, 1, 14, 5, 8, 10, 14, 6, 15, 1, 4, 15, 11, 11, 14, 11, 3, 5, 11, 6, 13, 8, 3, 3, 3, 3, 0, 12, 4, 15, 11, 5, 11, 3, 12, 11, 7, 7, 0, 3, 9, 1, 15, 5, 12, 12, 3, 4, 0, 9, 4, 9, 12, 6, 2, 5, 4, 14, 8, 3, 16},
[]byte{3, 10, 12},
[]byte{3, 10, 12, 3, 15, 14, 8, 4, 12, 6, 6, 3, 6, 0, 7, 14, 11, 11, 14, 0, 1, 12, 6, 11, 0, 0, 8, 13, 0, 2, 11, 9, 2, 14, 13, 4, 15, 14, 10, 11, 2, 6, 14, 13, 8, 1, 7, 1, 0, 1, 4, 8, 5, 3, 12, 0, 15, 9, 4, 1, 9, 12, 12, 8, 16},
[]byte{3, 11},
[]byte{3, 11, 10, 5, 10, 12, 7, 0, 10, 1, 8, 3, 9, 9, 8, 1, 7, 12, 12, 11, 14, 8, 11, 13, 4, 13, 9, 12, 7, 8, 1, 1, 5, 1, 3, 6, 12, 12, 6, 1, 6, 9, 9, 13, 5, 1, 10, 15, 8, 7, 6, 0, 8, 10, 15, 5, 2, 0, 2, 2, 6, 12, 3, 2, 16},
[]byte{3, 12},
[]byte{3, 12, 9, 11, 13, 2, 6, 8, 10, 14, 13, 12, 8, 13, 11, 11, 3, 6, 13, 11, 0, 10, 4, 6, 6, 4, 14, 1, 7, 11, 8, 3, 10, 11, 12, 15, 13, 8, 7, 14, 4, 0, 4, 9, 0, 1, 14, 14, 14, 7, 11, 13, 5, 7, 0, 4, 10, 9, 5, 0, 6, 4, 14, 14, 16},
[]byte{3, 13},
[]byte{3, 13, 10, 0, 6, 10, 6, 7, 14, 7, 15, 14, 14, 9, 12, 9, 3, 8, 1, 5, 5, 12, 5, 0, 14, 6, 12, 14, 12, 9, 13, 10, 7, 0, 11, 6, 6, 6, 7, 9, 14, 7, 7, 7, 13, 10, 6, 15, 0, 2, 1, 4, 9, 12, 6, 6, 7, 4, 12, 13, 9, 1, 0, 5, 16},
[]byte{3, 14},
[]byte{3, 14, 4},
[]byte{3, 14, 4, 0, 0, 15, 10, 3, 2, 6, 9, 8, 4, 9, 13, 14, 12, 0, 12, 11, 15, 4, 14, 13, 11, 13, 6, 6, 3, 6, 5, 7, 12, 7, 3, 11, 13, 12, 8, 12, 9, 7, 12, 0, 7, 10, 10, 1, 6, 6, 13, 13, 8, 11, 4, 9, 15, 0, 11, 1, 4, 0, 2, 8, 16},
[]byte{3, 14, 9},
[]byte{3, 14, 9, 10, 6, 3, 7, 12, 5, 8, 9, 8, 11, 7, 0, 5, 0, 6, 10, 3, 4, 7, 10, 14, 7, 11, 5, 7, 6, 8, 13, 1, 10, 8, 4, 0, 2, 2, 15, 9, 7, 0, 2, 14, 8, 2, 6, 8, 14, 8, 10, 5, 11, 10, 13, 14, 8, 1, 9, 4, 13, 13, 4, 7, 16},
[]byte{3, 14, 14},
[]byte{3, 14, 14, 10},
[]byte{3, 14, 14, 10, 7, 14, 8, 14, 2, 12, 10, 3, 14, 3, 8, 5, 15, 14, 3, 9, 13, 6, 0, 5, 0, 8, 6, 11, 0, 4, 9, 11, 9, 9, 13, 15, 1, 10, 13, 10, 11, 8, 5, 10, 1, 12, 6, 5, 6, 9, 8, 7, 3, 4, 2, 4, 15, 4, 8, 8, 12, 5, 10, 13, 16},
[]byte{3, 14, 14, 15},
[]byte{3, 14, 14, 15, 5, 10, 1, 14, 12, 6, 5, 14, 8, 10, 14, 1, 12, 8, 7, 11, 14, 5, 14, 13, 12, 4, 5, 0, 9, 9, 10, 12, 9, 14, 7, 7, 8, 3, 13, 4, 11, 8, 0, 7, 5, 8, 1, 0, 11, 10, 6, 8, 8, 14, 11, 4, 7, 9, 14, 7, 10, 7, 3, 0, 16},
[]byte{4},
[]byte{4, 0},
[]byte{4, 0, 6},
[]byte{4, 0, 6, 3, 7, 10, 5, 2, 9, 3, 2, 0, 13, 10, 12, 14, 5, 4, 7, 6, 3, 12, 2, 14, 6, 10, 12, 5, 2, 12, 5, 2, 2, 12, 8, 10, 4, 4, 6, 11, 10, 9, 11, 6, 15, 5, 4, 13, 10, 15, 8, 4, 12, 0, 14, 4, 4, 2, 1, 2, 4, 11, 9, 3, 16},
[]byte{4, 0, 15},
[]byte{4, 0, 15, 8, 5, 12, 11, 8, 1, 3, 6, 14, 9, 5, 2, 3, 8, 12, 14, 10, 4, 12, 11, 9, 5, 1, 10, 2, 14, 14, 6, 4, 5, 10, 4, 9, 9, 8, 12, 1, 0, 8, 8, 3, 1, 13, 5, 10, 11, 14, 1, 13, 8, 15, 4, 8, 6, 9, 6, 8, 6, 4, 12, 3, 16},
[]byte{4, 1},
[]byte{4, 1, 3, 5, 1, 11, 9, 5, 8, 11, 14, 1, 14, 9, 5, 12, 13, 12, 3, 7, 15, 7, 13, 2, 13, 6, 5, 4, 3, 1, 5, 14, 3, 3, 15, 15, 7, 15, 4, 5, 11, 10, 12, 9, 1, 7, 9, 15, 9, 2, 4, 2, 15, 13, 12, 8, 2, 8, 12, 8, 13, 2, 14, 3, 16},
[]byte{4, 2},
[]byte{4, 2, 1},
[]byte{4, 2, 1, 13, 15, 1, 15, 10, 2, 5, 9, 2, 2, 1, 13, 0, 2, 10, 10, 4, 9, 5, 6, 14, 11, 0, 13, 3, 5, 10, 12, 14, 3, 1, 8, 12, 10, 2, 4, 12, 0, 10, 3, 3, 10, 6, 4, 12, 1, 10, 15, 9, 6, 12, 15, 6, 7, 12, 15, 2, 4, 5, 11, 6, 16},
[]byte{4, 2, 11},
[]byte{4, 2, 11, 4, 5, 13, 14, 6, 8, 5, 3, 13, 4, 0, 6, 7, 8, 3, 11, 6, 11, 5, 0, 12, 3, 7, 8, 11, 15, 11, 6, 1, 13, 6, 12, 14, 5, 2, 7, 1, 11, 3, 11, 15, 8, 1, 3, 12, 12, 2, 11, 9, 5, 9, 0, 5, 5, 15, 12, 1, 2, 15, 9, 8, 16},
[]byte{4, 3},
[]byte{4, 3, 9, 2, 6, 2, 9, 6, 10, 10, 3, 12, 8, 14, 15, 10, 11, 7, 14, 2, 15, 15, 9, 11, 12, 6, 4, 4, 2, 3, 6, 1, 9, 3, 15, 10, 6, 5, 7, 7, 2, 6, 1, 2, 7, 5, 5, 9, 11, 10, 0, 6, 6, 8, 7, 3, 4, 13, 1, 11, 2, 7, 9, 0, 16},
[]byte{4, 5},
[]byte{4, 5, 11, 0, 9, 3, 7, 11, 15, 14, 3, 9, 11, 0, 15, 13, 10, 13, 12, 10, 10, 8, 9, 7, 4, 13, 10, 15, 3, 2, 4, 1, 9, 3, 6, 2, 4, 11, 4, 7, 15, 4, 9, 1, 8, 2, 3, 4, 6, 4, 5, 8, 1, 9, 8, 2, 3, 13, 11, 14, 12, 0, 7, 15, 16},
[]byte{4, 6},
[]byte{4, 6, 15, 3, 15, 8, 12, 12, 4, 8, 6, 14, 8, 0, 4, 7, 5, 6, 7, 2, 1, 2, 12, 0, 15, 0, 1, 1, 12, 0, 6, 5, 4, 6, 6, 11, 12, 11, 7, 6, 6, 4, 7, 13, 12, 15, 8, 7, 13, 4, 2, 7, 5, 6, 13, 7, 15, 11, 11, 15, 12, 11, 4, 11, 16},
[]byte{4, 7},
[]byte{4, 7, 1, 7, 0, 3, 12, 5, 14, 13, 10, 8, 6, 4, 4, 10, 6, 4, 12, 14, 12, 1, 5, 2, 12, 5, 8, 15, 5, 10, 10, 12, 14, 12, 9, 3, 13, 7, 2, 15, 11, 0, 11, 15, 10, 7, 0, 5, 15, 0, 4, 7, 3, 15, 9, 0, 4, 3, 10, 8, 3, 5, 7, 12, 16},
[]byte{4, 8},
[]byte{4, 8, 9, 15, 14, 6, 8, 6, 5, 4, 7, 15, 4, 10, 9, 9, 9, 13, 2, 8, 1, 8, 10, 14, 13, 11, 12, 1, 8, 11, 7, 3, 5, 14, 13, 2, 12, 13, 5, 0, 2, 12, 3, 0, 1, 2, 4, 10, 0, 11, 8, 10, 15, 8, 6, 1, 11, 2, 2, 5, 1, 15, 9, 1, 16},
[]byte{4, 11},
[]byte{4, 11, 6},
[]byte{4, 11, 6, 0, 2, 9, 7, 7, 3, 14, 7, 1, 7, 5, 15, 3, 2, 3, 9, 8, 4, 2, 2, 15, 13, 1, 8, 12, 6, 12, 11, 0, 9, 5, 14, 5, 2, 7, 8, 10, 12, 7, 11, 14, 4, 1, 12, 10, 4, 10, 5, 10, 6, 12, 0, 10, 6, 13, 13, 10, 1, 10, 7, 1, 16},
[]byte{4, 11, 9},
[]byte{4, 11, 9, 4, 5, 14, 15, 2, 14, 8, 12, 7, 8, 4, 8, 2, 11, 11, 15, 15, 12, 11, 13, 15, 4, 9, 2, 1, 12, 13, 3, 7, 5, 0, 6, 5, 14, 3, 11, 5, 0, 2, 4, 10, 3, 11, 14, 13, 4, 6, 9, 10, 9, 15, 3, 4, 11, 2, 14, 7, 7, 3, 14, 7, 16},
[]byte{4, 11, 12},
[]byte{4, 11, 12, 14, 4, 14, 0, 2, 9, 9, 14, 5, 3, 6, 2, 5, 7, 8, 10, 9, 5, 10, 2, 7, 11, 12, 11, 7, 7, 9, 11, 9, 10, 8, 9, 2, 3, 2, 2, 9, 6, 3, 8, 8, 13, 11, 8, 0, 3, 9, 0, 9, 6, 9, 6, 15, 9, 0, 6, 3, 5, 5, 8, 1, 16},
[]byte{4, 14},
[]byte{4, 14, 0, 9, 5, 5, 0, 13, 10, 9, 12, 10, 5, 5, 11, 10, 3, 7, 5, 14, 5, 6, 12, 5, 2, 5, 11, 4, 9, 11, 2, 7, 8, 1, 4, 13, 2, 0, 1, 6, 5, 5, 2, 8, 14, 4, 14, 7, 15, 3, 0, 9, 8, 7, 8, 2, 2, 1, 11, 2, 8, 7, 8, 11, 16},
[]byte{5},
[]byte{5, 0},
[]byte{5, 0, 3},
[]byte{5, 0, 3, 7, 11, 7, 1, 15, 0, 6, 3, 11, 15, 14, 6, 4, 7, 2, 3, 3, 15, 5, 7, 0, 10, 10, 0, 6, 6, 0, 2, 11, 1, 14, 6, 11, 5, 1, 2, 4, 13, 11, 0, 11, 1, 15, 14, 9, 9, 8, 9, 7, 5, 15, 9, 3, 11, 0, 15, 11, 1, 0, 8, 4, 16},
[]byte{5, 0, 9},
[]byte{5, 0, 9, 5, 11, 7, 6, 0, 2, 3, 9, 7, 4, 4, 4, 0, 14, 6, 12, 1, 5, 5, 14, 2, 6, 11, 3, 15, 7, 0, 8, 4, 15, 0, 11, 1, 9, 0, 1, 10, 0, 13, 15, 2, 1, 8, 3, 13, 12, 15, 14, 11, 14, 0, 1, 15, 3, 2, 6, 13, 5, 14, 9, 6, 16},
[]byte{5, 0, 15},
[]byte{5, 0, 15, 15, 4, 13, 4, 7, 10, 4, 6, 12, 9, 12, 13, 3, 5, 11, 0, 2, 9, 14, 9, 5, 14, 15, 9, 12, 9, 5, 7, 14, 5, 7, 13, 10, 9, 8, 7, 4, 9, 1, 15, 6, 14, 7, 11, 14, 2, 4, 2, 14, 7, 2, 11, 12, 5, 13, 3, 14, 8, 0, 8, 6, 16},
[]byte{5, 1},
[]byte{5, 1, 14},
[]byte{5, 1, 14, 14, 1, 14, 0, 8, 13, 11, 0, 1, 4, 15, 12, 6, 9, 9, 5, 8, 7, 6, 6, 7, 11, 7, 2, 5, 6, 14, 7, 11, 9, 0, 9, 0, 14, 1, 7, 5, 5, 12, 5, 8, 7, 4, 2, 0, 12, 15, 15, 5, 15, 11, 14, 0, 14, 2, 0, 1, 9, 4, 15, 12, 16},
[]byte{5, 1, 15},
[]byte{5, 1, 15, 0, 14, 2, 1, 13, 8, 12, 8, 10, 14, 14, 15, 6, 0, 13, 10, 6, 10, 14, 5, 8, 13, 1, 0, 13, 12, 15, 1, 15, 4, 2, 14, 7, 13, 9, 10, 0, 12, 11, 8, 14, 14, 2, 11, 4, 10, 9, 7, 12, 10, 10, 5, 6, 6, 10, 1, 5, 2, 11, 6, 1, 16},
[]byte{5, 2},
[]byte{5, 2, 8},
[]byte{5, 2, 8, 11, 5, 5, 5, 6, 4, 14, 8, 5, 1, 8, 5, 4, 8, 14, 4, 2, 11, 5, 3, 4, 13, 10, 3, 10, 5, 2, 6, 1, 7, 9, 11, 8, 2, 0, 15, 2, 6, 4, 14, 14, 7, 12, 6, 9, 2, 9, 13, 0, 0, 11, 0, 11, 6, 10, 3, 1, 12, 15, 12, 2, 16},
[]byte{5, 2, 10},
[]byte{5, 2, 10, 6, 15, 11, 5, 6, 14, 1, 3, 13, 4, 5, 15, 14, 1, 6, 4, 5, 6, 14, 8, 2, 8, 12, 8, 12, 3, 7, 5, 11, 0, 13, 14, 12, 10, 10, 14, 2, 13, 6, 4, 4, 11, 7, 6, 15, 8, 10, 9, 11, 0, 10, 7, 4, 1, 13, 14, 1, 14, 13, 8, 9, 16},
[]byte{5, 3},
[]byte{5, 3, 8, 0, 12, 7, 11, 7, 10, 14, 8, 1, 10, 5, 8, 14, 11, 9, 8, 13, 9, 12, 7, 8, 13, 14, 4, 10, 1, 15, 13, 7, 15, 13, 9, 5, 3, 5, 15, 12, 9, 5, 3, 14, 13, 2, 11, 14, 6, 0, 2, 13, 10, 10, 10, 4, 1, 7, 6, 7, 3, 1, 2, 10, 16},
[]byte{5, 4},
[]byte{5, 4, 6},
[]byte{5, 4, 6, 6, 9, 0, 12, 15, 9, 5, 1, 0, 11, 4, 11, 7, 7, 3, 2, 13, 2, 12, 9, 9, 12, 7, 12, 2, 13, 9, 9, 4, 15, 6, 6, 6, 8, 11, 7, 13, 7, 15, 7, 5, 10, 1, 13, 2, 8, 12, 0, 14, 11, 10, 5, 3, 15, 7, 8, 4, 15, 14, 1, 14, 16},
[]byte{5, 4, 12},
[]byte{5, 4, 12, 9, 0, 1, 15, 4, 1, 5, 14, 12, 15, 8, 9, 12, 4, 6, 1, 5, 9, 11, 3, 5, 6, 10, 4, 10, 9, 5, 14, 9, 14, 5, 6, 6, 6, 11, 12, 8, 8, 15, 8, 11, 15, 4, 11, 15, 5, 13, 9, 12, 1, 5, 10, 10, 12, 8, 7, 0, 9, 14, 0, 10, 16},
[]byte{5, 6},
[]byte{5, 6, 13, 4, 2, 3, 11, 10, 5, 9, 13, 15, 7, 0, 7, 5, 11, 2, 7, 14, 5, 13, 5, 7, 3, 10, 13, 8, 3, 9, 9, 10, 12, 6, 10, 11, 8, 10, 7, 5, 4, 1, 14, 15, 11, 9, 10, 1, 14, 6, 4, 6, 10, 6, 7, 2, 4, 4, 3, 0, 1, 15, 14, 13, 16},
[]byte{5, 8},
[]byte{5, 8, 3},
[]byte{5, 8, 3, 9, 2, 6, 2, 4, 4, 2, 11, 13, 8, 7, 11, 13, 12, 14, 9, 11, 12, 13, 8, 14, 9, 7, 6, 2, 8, 10, 8, 4, 15, 13, 0, 7, 10, 10, 15, 5, 5, 11, 10, 8, 12, 4, 12, 2, 9, 14, 1, 10, 14, 9, 1, 12, 11, 1, 7, 12, 11, 2, 2, 2, 16},
[]byte{5, 8, 11},
[]byte{5, 8, 11, 11, 8, 13, 7, 11, 10, 2, 15, 5, 2, 2, 2, 8, 8, 5, 3, 2, 3, 8, 11, 2, 6, 11, 15, 14, 3, 14, 11, 9, 6, 0, 7, 12, 14, 10, 9, 4, 4, 14, 7, 0, 2, 0, 4, 5, 8, 9, 8, 1, 6, 1, 8, 14, 15, 14, 8, 2, 8, 0, 10, 1, 16},
[]byte{5, 10},
[]byte{5, 10, 4, 11, 14, 2, 3, 2, 2, 14, 11, 5, 0, 12, 15, 14, 10, 1, 0, 5, 1, 9, 7, 8, 12, 2, 8, 4, 5, 2, 6, 12, 13, 5, 10, 6, 14, 2, 8, 12, 10, 12, 10, 6, 8, 1, 8, 5, 5, 7, 3, 6, 10, 5, 13, 3, 12, 3, 1, 13, 9, 11, 10, 13, 16},
[]byte{5, 11},
[]byte{5, 11, 7, 0, 14, 8, 0, 5, 3, 8, 10, 12, 13, 10, 11, 13, 6, 1, 3, 7, 3, 5, 3, 11, 0, 15, 9, 13, 8, 13, 1, 4, 9, 15, 4, 13, 11, 10, 9, 1, 14, 8, 11, 14, 2, 14, 7, 9, 4, 6, 14, 4, 0, 9, 11, 15, 13, 11, 14, 6, 8, 5, 11, 9, 16},
[]byte{5, 12},
[]byte{5, 12, 3, 3, 8, 2, 0, 12, 3, 13, 7, 6, 15, 4, 13, 14, 8, 13, 1, 14, 0, 14, 12, 10, 2, 4, 12, 7, 13, 2, 15, 11, 14, 15, 7, 6, 1, 8, 9, 11, 6, 10, 4, 3, 10, 7, 10, 15, 14, 10, 4, 13, 15, 13, 10, 5, 11, 5, 0, 14, 13, 11, 9, 6, 16},
[]byte{5, 13},
[]byte{5, 13, 9, 1, 1, 4, 14, 8, 12, 0, 11, 1, 14, 8, 5, 8, 11, 15, 7, 3, 2, 2, 14, 14, 12, 1, 2, 2, 14, 3, 15, 12, 4, 11, 0, 9, 8, 8, 15, 1, 4, 6, 6, 2, 0, 13, 14, 15, 0, 15, 13, 14, 9, 13, 11, 13, 3, 2, 2, 15, 3, 10, 0, 3, 16},
[]byte{5, 15},
[]byte{5, 15, 9, 14, 4, 14, 14, 1, 7, 2, 4, 6, 9, 12, 15, 13, 10, 3, 8, 10, 7, 4, 5, 7, 14, 15, 1, 9, 2, 11, 6, 14, 15, 11, 1, 6, 9, 15, 14, 13, 11, 7, 3, 9, 4, 3, 14, 4, 12, 9, 8, 7, 13, 4, 14, 11, 9, 1, 0, 1, 8, 9, 13, 4, 16},
[]byte{6},
[]byte{6, 0},
[]byte{6, 0, 4, 2, 5, 0, 1, 0, 5, 4, 8, 3, 1, 9, 2, 0, 11, 12, 9, 13, 5, 0, 10, 3, 3, 13, 6, 11, 14, 1, 11, 5, 10, 8, 2, 1, 4, 12, 3, 1, 11, 10, 9, 4, 1, 6, 9, 5, 8, 15, 8, 9, 9, 6, 12, 13, 11, 6, 13, 13, 11, 0, 5, 12, 16},
[]byte{6, 2},
[]byte{6, 2, 3},
[]byte{6, 2, 3, 15, 3, 0, 0, 11, 15, 6, 0, 0, 11, 7, 11, 0, 5, 0, 11, 9, 11, 7, 0, 15, 10, 5, 7, 1, 4, 0, 12, 5, 9, 10, 5, 15, 0, 11, 9, 15, 12, 5, 11, 9, 13, 0, 11, 13, 10, 11, 1, 1, 13, 1, 0, 8, 10, 7, 1, 15, 12, 1, 10, 3, 16},
[]byte{6, 2, 9},
[]byte{6, 2, 9, 8, 13, 14, 11, 7, 12, 7, 3, 6, 13, 12, 5, 0, 11, 4, 5, 9, 0, 12, 10, 0, 6, 6, 11, 7, 2, 1, 7, 3, 13, 4, 14, 2, 12, 3, 15, 7, 5, 11, 11, 1, 0, 9, 3, 9, 6, 15, 3, 2, 14, 10, 10, 15, 9, 10, 13, 1, 1, 11, 12, 8, 16},
[]byte{6, 4},
[]byte{6, 4, 0},
[]byte{6, 4, 0, 0},
[]byte{6, 4, 0, 0, 15, 12, 3, 2, 12, 5, 11, 2, 13, 3, 5, 8, 0, 12, 0, 14, 1, 9, 8, 8, 9, 4, 8, 7, 12, 15, 9, 14, 0, 5, 7, 13, 6, 11, 8, 2, 10, 9, 9, 11, 15, 3, 0, 14, 11, 6, 14, 5, 3, 9, 11, 7, 12, 13, 14, 5, 2, 6, 5, 5, 16},
[]byte{6, 4, 0, 5},
[]byte{6, 4, 0, 5, 2, 8, 14, 5, 12, 15, 1, 4, 3, 15, 1, 7, 3, 13, 2, 9, 12, 13, 8, 11, 4, 15, 8, 9, 6, 10, 1, 12, 6, 1, 2, 8, 15, 3, 4, 1, 6, 12, 8, 8, 7, 12, 1, 0, 13, 4, 10, 1, 1, 8, 9, 8, 8, 4, 1, 11, 4, 10, 8, 2, 16},
[]byte{6, 5},
[]byte{6, 5, 4},
[]byte{6, 5, 4, 5, 13, 9, 8, 11, 7, 12, 7, 13, 13, 9, 14, 0, 2, 3, 7, 5, 3, 10, 6, 4, 12, 5, 1, 5, 14, 6, 9, 14, 1, 9, 14, 7, 2, 11, 1, 8, 15, 1, 6, 3, 8, 3, 1, 12, 0, 8, 12, 7, 15, 5, 5, 9, 13, 13, 8, 1, 3, 4, 11, 5, 16},
[]byte{6, 5, 10},
[]byte{6, 5, 10, 1, 12, 5, 6, 6, 7, 7, 7, 6, 13, 13, 9, 10, 7, 2, 6, 10, 6, 7, 0, 3, 8, 14, 4, 5, 14, 0, 4, 0, 11, 1, 15, 10, 4, 6, 3, 14, 13, 5, 5, 15, 7, 5, 3, 12, 2, 1, 5, 6, 11, 3, 5, 5, 6, 1, 6, 15, 2, 12, 8, 2, 16},
[]byte{6, 5, 12},
[]byte{6, 5, 12, 10, 7, 3, 1, 5, 3, 12, 11, 8, 15, 0, 2, 2, 3, 3, 12, 0, 13, 1, 2, 15, 9, 9, 6, 14, 3, 13, 12, 1, 5, 8, 4, 15, 0, 4, 2, 6, 2, 8, 5, 15, 6, 3, 11, 15, 4, 1, 11, 14, 12, 9, 1, 10, 8, 6, 13, 3, 12, 3, 6, 14, 16},
[]byte{6, 5, 13},
[]byte{6, 5, 13, 0, 7, 11, 4, 13, 8, 1, 5, 0, 8, 12, 2, 4, 15, 5, 5, 1, 7, 2, 10, 15, 10, 11, 2, 9, 3, 5, 13, 11, 2, 1, 0, 6, 8, 9, 11, 10, 11, 10, 6, 2, 7, 0, 9, 9, 1, 15, 0, 2, 1, 8, 3, 5, 6, 7, 0, 5, 13, 12, 1, 12, 16},
[]byte{6, 6},
[]byte{6, 6, 0},
[]byte{6, 6, 0, 15, 4, 15, 9, 3, 8, 6, 5, 10, 13, 8, 0, 13, 0, 12, 9, 15, 1, 1, 5, 9, 11, 12, 1, 7, 14, 12, 10, 10, 3, 9, 8, 10, 0, 15, 4, 10, 15, 3, 10, 3, 7, 4, 13, 13, 0, 3, 3, 11, 2, 0, 0, 2, 9, 3, 7, 8, 9, 8, 0, 10, 16},
[]byte{6, 6, 8},
[]byte{6, 6, 8, 8, 12, 7, 11, 8, 12, 0, 2, 4, 2, 8, 10, 3, 11, 10, 7, 14, 0, 11, 8, 3, 2, 3, 7, 9, 7, 8, 10, 4, 6, 15, 10, 15, 9, 10, 6, 3, 2, 15, 12, 6, 1, 5, 13, 15, 12, 15, 7, 2, 2, 6, 4, 7, 3, 12, 2, 4, 4, 0, 0, 4, 16},
[]byte{6, 8},
[]byte{6, 8, 4},
[]byte{6, 8, 4, 2},
[]byte{6, 8, 4, 2, 7, 2, 5, 4, 7, 11, 10, 12, 4, 12, 0, 8, 3, 11, 7, 3, 8, 0, 15, 0, 5, 4, 13, 0, 8, 10, 5, 0, 3, 0, 8, 6, 2, 10, 5, 15, 0, 6, 10, 2, 3, 6, 7, 15, 3, 11, 8, 14, 8, 8, 0, 12, 4, 11, 7, 3, 7, 0, 14, 13, 16},
[]byte{6, 8, 4, 9},
[]byte{6, 8, 4, 9, 2, 15, 2, 0, 12, 1, 13, 7, 5, 9, 7, 4, 2, 5, 12, 8, 10, 5, 3, 10, 7, 15, 5, 14, 3, 8, 0, 15, 11, 12, 14, 0, 5, 8, 13, 1, 11, 15, 14, 10, 2, 5, 2, 1, 10, 7, 14, 8, 10, 15, 0, 3, 12, 3, 8, 7, 14, 1, 10, 0, 16},
[]byte{6, 8, 9},
[]byte{6, 8, 9, 8, 0, 2, 13, 6, 14, 13, 1, 10, 2, 8, 11, 0, 4, 9, 14, 9, 13, 4, 15, 14, 5, 3, 3, 4, 12, 5, 9, 0, 2, 15, 13, 9, 11, 12, 0, 0, 12, 4, 2, 8, 2, 1, 12, 8, 2, 15, 8, 2, 14, 14, 2, 13, 10, 1, 0, 11, 14, 9, 0, 8, 16},
[]byte{6, 10},
[]byte{6, 10, 1},
[]byte{6, 10, 1, 12, 4, 14, 8, 11, 7, 12, 7, 1, 0, 5, 3, 1, 12, 9, 14, 6, 6, 1, 6, 6, 13, 0, 6, 2, 9, 15, 15, 4, 4, 3, 13, 15, 1, 9, 12, 14, 15, 10, 0, 8, 1, 14, 11, 4, 15, 15, 15, 12, 12, 7, 13, 2, 6, 7, 12, 14, 7, 12, 9, 2, 16},
[]byte{6, 10, 14},
[]byte{6, 10, 14, 15, 12, 7, 2, 9, 14, 2, 8, 14, 1, 11, 11, 13, 2, 14, 6, 3, 13, 13, 0, 8, 0, 3, 3, 1, 4, 13, 14, 11, 8, 0, 8, 10, 11, 0, 4, 4, 9, 0, 9, 10, 15, 8, 8, 2, 11, 7, 9, 3, 5, 13, 13, 0, 5, 15, 5, 9, 3, 9, 10, 4, 16},
[]byte{6, 11},
[]byte{6, 11, 2},
[]byte{6, 11, 2, 12, 0, 3, 1, 0, 3, 11, 5, 5, 10, 4, 5, 12, 12, 1, 14, 4, 5, 5, 0, 8, 8, 9, 10, 9, 3, 9, 6, 14, 7, 14, 3, 3, 1, 11, 5, 12, 15, 1, 7, 2, 9, 14, 4, 8, 7, 1, 15, 15, 4, 13, 14, 14, 7, 0, 1, 1, 3, 9, 14, 9, 16},
[]byte{6, 11, 12},
[]byte{6, 11, 12, 15, 13, 5, 8, 7, 6, 9, 12, 6, 9, 6, 6, 14, 3, 1, 10, 10, 11, 14, 2, 8, 10, 13, 13, 12, 14, 6, 1, 5, 1, 15, 2, 13, 13, 2, 14, 10, 1, 13, 9, 12, 3, 0, 7, 14, 0, 9, 12, 6, 12, 9, 13, 11, 9, 5, 11, 6, 11, 1, 0, 3, 16},
[]byte{6, 11, 14},
[]byte{6, 11, 14, 4, 14, 11, 2, 15, 11, 3, 0, 8, 15, 13, 6, 4, 1, 3, 4, 6, 5, 3, 3, 10, 4, 10, 12, 11, 9, 12, 4, 12, 12, 10, 3, 14, 2, 13, 4, 7, 8, 14, 9, 0, 7, 5, 5, 2, 2, 6, 4, 6, 12, 9, 7, 2, 10, 2, 0, 6, 2, 9, 8, 5, 16},
[]byte{6, 13},
[]byte{6, 13, 2},
[]byte{6, 13, 2, 0, 3, 2, 11, 0, 0, 2, 13, 13, 10, 8, 12, 5, 2, 8, 0, 11, 15, 4, 8, 2, 1, 3, 13, 7, 11, 9, 8, 1, 4, 7, 6, 10, 9, 10, 8, 14, 5, 3, 10, 6, 9, 10, 3, 9, 12, 6, 2, 5, 14, 5, 12, 8, 1, 2, 9, 14, 9, 2, 8, 7, 16},
[]byte{6, 13, 12},
[]byte{6, 13, 12, 8, 0, 9, 0, 1, 2, 12, 12, 9, 1, 3, 3, 5, 10, 5, 14, 10, 4, 14, 1, 8, 6, 11, 13, 0, 4, 4, 7, 9, 10, 10, 12, 7, 13, 10, 14, 1, 11, 12, 11, 13, 0, 2, 3, 11, 15, 6, 6, 0, 2, 1, 3, 10, 6, 9, 15, 4, 15, 13, 11, 13, 16},
[]byte{7},
[]byte{7, 1},
[]byte{7, 1, 10, 3, 12, 7, 15, 8, 13, 0, 15, 14, 8, 10, 11, 12, 9, 15, 11, 10, 11, 1, 8, 6, 0, 10, 13, 5, 7, 6, 14, 13, 13, 15, 15, 2, 1, 4, 4, 7, 6, 3, 9, 3, 7, 1, 9, 5, 14, 10, 4, 15, 0, 1, 2, 15, 12, 6, 2, 5, 11, 0, 5, 3, 16},
[]byte{7, 5},
[]byte{7, 5, 4, 2, 2, 10, 3, 13, 3, 6, 12, 9, 3, 15, 12, 11, 12, 12, 10, 13, 2, 14, 5, 0, 2, 7, 7, 5, 2, 2, 6, 15, 3, 7, 5, 14, 2, 6, 4, 14, 3, 5, 15, 12, 5, 5, 10, 12, 2, 0, 13, 15, 1, 14, 9, 15, 0, 5, 0, 14, 8, 11, 8, 12, 16},
[]byte{7, 7},
[]byte{7, 7, 4, 4, 11, 14, 2, 4, 2, 7, 12, 10, 12, 15, 1, 7, 0, 6, 2, 12, 11, 0, 3, 0, 13, 3, 0, 14, 3, 4, 12, 3, 11, 5, 4, 3, 11, 2, 8, 10, 8, 3, 7, 0, 7, 13, 15, 0, 4, 14, 6, 4, 13, 3, 15, 7, 13, 13, 11, 4, 7, 1, 11, 8, 16},
[]byte{7, 8},
[]byte{7, 8, 2},
[]byte{7, 8, 2, 0, 11, 4, 1, 3, 9, 4, 13, 7, 15, 3, 0, 15, 2, 11, 0, 2, 15, 2, 4, 15, 8, 10, 3, 3, 10, 15, 14, 8, 11, 9, 8, 12, 13, 6, 8, 8, 2, 7, 14, 12, 6, 5, 1, 10, 14, 12, 3, 11, 10, 3, 3, 14, 4, 1, 2, 0, 6, 15, 14, 2, 16},
[]byte{7, 8, 5},
[]byte{7, 8, 5, 10, 3, 2, 11, 15, 0, 15, 4, 2, 11, 13, 6, 12, 9, 8, 6, 11, 9, 0, 0, 0, 7, 0, 11, 13, 7, 0, 15, 15, 4, 14, 13, 5, 14, 10, 10, 13, 4, 4, 8, 14, 5, 7, 12, 15, 5, 13, 9, 9, 7, 2, 2, 4, 12, 3, 15, 8, 7, 12, 2, 12, 16},
[]byte{7, 9},
[]byte{7, 9, 13, 14, 11, 2, 15, 0, 4, 2, 15, 1, 7, 1, 7, 12, 12, 8, 8, 2, 12, 5, 10, 3, 8, 11, 11, 11, 6, 12, 5, 2, 4, 9, 3, 2, 3, 5, 2, 15, 15, 2, 5, 11, 10, 14, 11, 8, 11, 8, 15, 13, 2, 2, 2, 5, 0, 9, 5, 14, 2, 9, 10, 14, 16},
[]byte{7, 13},
[]byte{7, 13, 1},
[]byte{7, 13, 1, 0},
[]byte{7, 13, 1, 0, 0, 9, 3, 3, 1, 1, 9, 5, 15, 6, 10, 3, 12, 2, 14, 14, 14, 6, 10, 12, 4, 11, 4, 6, 6, 4, 15, 6, 1, 12, 7, 7, 7, 5, 0, 0, 12, 1, 6, 3, 14, 14, 8, 4, 7, 6, 9, 9, 1, 3, 5, 7, 8, 10, 3, 3, 11, 13, 15, 2, 16},
[]byte{7, 13, 1, 13},
[]byte{7, 13, 1, 13, 5, 15, 3, 10, 1, 4, 12, 0, 10, 11, 1, 3, 3, 11, 6, 5, 6, 9, 8, 12, 2, 13, 6, 2, 12, 8, 1, 8, 12, 6, 5, 15, 1, 3, 3, 0, 6, 12, 12, 11, 15, 13, 6, 1, 10, 10, 4, 11, 7, 5, 9, 0, 11, 11, 7, 8, 6, 6, 0, 12, 16},
[]byte{7, 13, 7},
[]byte{7, 13, 7, 6, 6, 5, 0, 3, 11, 9, 1, 5, 8, 14, 14, 0, 6, 11, 0, 10, 5, 8, 7, 8, 5, 9, 15, 6, 14, 2, 4, 9, 7, 4, 12, 7, 8, 12, 3, 10, 6, 4, 11, 6, 14, 4, 13, 8, 10, 14, 15, 11, 12, 11, 8, 10, 13, 3, 11, 12, 2, 1, 2, 7, 16},
[]byte{7, 14},
[]byte{7, 14, 8},
[]byte{7, 14, 8, 3, 3, 11, 9, 11, 8, 6, 7, 12, 10, 10, 14, 3, 13, 5, 14, 2, 11, 6, 4, 12, 1, 3, 10, 7, 4, 4, 15, 0, 14, 5, 12, 12, 1, 11, 15, 15, 5, 0, 15, 13, 11, 3, 7, 1, 3, 14, 3, 12, 5, 0, 5, 1, 1, 4, 10, 0, 7, 13, 14, 1, 16},
[]byte{7, 14, 11},
[]byte{7, 14, 11, 6, 15, 13, 10, 13, 12, 6, 7, 0, 3, 10, 13, 6, 4, 10, 7, 12, 12, 13, 5, 15, 14, 13, 13, 12, 7, 8, 8, 13, 12, 9, 2, 14, 15, 10, 12, 7, 14, 0, 6, 6, 14, 0, 1, 13, 5, 14, 11, 7, 1, 7, 6, 14, 9, 1, 10, 6, 3, 3, 1, 13, 16},
[]byte{8},
[]byte{8, 0},
[]byte{8, 0, 3},
[]byte{8, 0, 3, 8, 2, 2, 8, 0, 14, 2, 15, 4, 10, 8, 14, 10, 9, 0, 0, 1, 12, 8, 14, 2, 2, 3, 3, 2, 10, 3, 13, 12, 3, 13, 3, 10, 6, 9, 2, 11, 5, 4, 9, 13, 3, 12, 9, 0, 15, 6, 5, 7, 9, 6, 2, 7, 0, 14, 1, 14, 11, 7, 7, 0, 16},
[]byte{8, 0, 11},
[]byte{8, 0, 11, 14, 8, 5, 8, 10, 11, 0, 9, 7, 8, 9, 13, 2, 6, 12, 15, 1, 1, 2, 8, 7, 7, 5, 7, 5, 6, 10, 8, 10, 11, 14, 1, 12, 8, 15, 15, 12, 4, 2, 1, 8, 13, 3, 14, 9, 9, 0, 11, 3, 13, 2, 5, 10, 8, 2, 5, 8, 3, 2, 5, 5, 16},
[]byte{8, 2},
[]byte{8, 2, 6, 12, 14, 1, 13, 6, 0, 10, 12, 9, 15, 0, 10, 11, 5, 9, 4, 4, 10, 12, 15, 1, 12, 0, 6, 7, 0, 0, 10, 5, 8, 5, 15, 8, 4, 0, 7, 13, 6, 7, 0, 4, 9, 5, 12, 7, 8, 1, 1, 11, 9, 7, 12, 15, 8, 2, 6, 3, 11, 4, 3, 4, 16},
[]byte{8, 4},
[]byte{8, 4, 8, 4, 4, 5, 2, 14, 4, 15, 0, 12, 1, 10, 9, 15, 1, 1, 5, 12, 5, 2, 11, 4, 10, 12, 7, 8, 10, 0, 13, 14, 2, 15, 1, 11, 0, 10, 11, 1, 10, 4, 10, 10, 14, 8, 3, 9, 0, 4, 2, 6, 10, 12, 7, 1, 14, 0, 3, 15, 8, 7, 7, 9, 16},
[]byte{8, 8},
[]byte{8, 8, 1, 10, 5, 0, 6, 0, 3, 9, 14, 2, 5, 10, 8, 1, 8, 15, 3, 5, 10, 10, 0, 14, 3, 14, 12, 5, 8, 12, 6, 4, 13, 15, 5, 12, 1, 0, 6, 2, 4, 5, 13, 12, 2, 5, 14, 15, 6, 15, 10, 4, 12, 15, 1, 14, 11, 1, 10, 10, 11, 5, 6, 10, 16},
[]byte{8, 9},
[]byte{8, 9, 3},
[]byte{8, 9, 3, 8, 11, 14, 2, 10, 13, 9, 9, 5, 0, 3, 9, 0, 13, 6, 13, 9, 2, 2, 1, 3, 12, 10, 1, 0, 2, 15, 12, 2, 1, 10, 4, 3, 0, 4, 12, 8, 8, 3, 5, 4, 13, 0, 14, 7, 4, 15, 4, 11, 3, 15, 15, 6, 9, 6, 12, 14, 5, 7, 9, 1, 16},
[]byte{8, 9, 13},
[]byte{8, 9, 13, 0, 4, 11, 12, 11, 10, 3, 9, 6, 13, 1, 2, 13, 14, 1, 14, 13, 3, 6, 15, 4, 1, 13, 15, 6, 0, 12, 14, 0, 10, 14, 0, 4, 4, 9, 11, 10, 14, 8, 3, 15, 1, 4, 12, 7, 4, 0, 4, 5, 1, 12, 15, 1, 9, 3, 6, 2, 10, 14, 8, 15, 16},
[]byte{8, 10},
[]byte{8, 10, 14, 5, 8, 6, 10, 10, 1, 14, 12, 2, 12, 2, 9, 10, 12, 14, 13, 4, 15, 14, 11, 5, 10, 13, 15, 9, 3, 3, 6, 5, 4, 1, 7, 6, 9, 11, 9, 3, 12, 13, 5, 11, 8, 12, 12, 1, 11, 6, 4, 11, 7, 13, 8, 3, 1, 12, 7, 11, 0, 14, 12, 2, 16},
[]byte{8, 12},
[]byte{8, 12, 3},
[]byte{8, 12, 3, 10, 11, 0, 9, 7, 0, 11, 7, 3, 8, 9, 5, 11, 8, 12, 9, 9, 5, 9, 11, 10, 14, 6, 8, 5, 12, 3, 10, 1, 9, 15, 4, 5, 14, 11, 5, 10, 13, 8, 9, 13, 4, 2, 11, 5, 2, 10, 3, 4, 0, 14, 12, 4, 10, 12, 2, 0, 4, 13, 1, 9, 16},
[]byte{8, 12, 15},
[]byte{8, 12, 15, 14, 15, 10, 9, 8, 0, 6, 12, 9, 9, 13, 11, 8, 11, 14, 10, 1, 14, 13, 8, 14, 5, 3, 4, 15, 6, 13, 12, 13, 11, 8, 3, 5, 12, 13, 1, 4, 1, 0, 15, 1, 15, 2, 8, 7, 14, 10, 4, 2, 9, 3, 14, 2, 9, 10, 3, 14, 10, 12, 12, 0, 16},
[]byte{8, 13},
[]byte{8, 13, 13, 8, 1, 10, 6, 0, 3, 5, 5, 1, 3, 8, 14, 9, 10, 8, 0, 0, 5, 4, 6, 0, 3, 15, 14, 2, 3, 13, 7, 8, 9, 6, 5, 4, 4, 2, 5, 4, 15, 6, 6, 14, 2, 3, 6, 13, 4, 7, 8, 10, 9, 11, 0, 3, 3, 12, 3, 10, 0, 3, 3, 0, 16},
[]byte{8, 15},
[]byte{8, 15, 8},
[]byte{8, 15, 8, 7, 5, 5, 14, 5, 13, 8, 4, 1, 8, 7, 0, 4, 7, 7, 4, 15, 3, 8, 10, 12, 7, 9, 13, 13, 9, 4, 4, 12, 2, 2, 3, 11, 10, 14, 9, 10, 14, 3, 6, 1, 12, 5, 14, 15, 13, 13, 6, 1, 4, 13, 0, 9, 12, 6, 0, 15, 13, 12, 15, 12, 16},
[]byte{8, 15, 13},
[]byte{8, 15, 13, 5, 6, 15, 15, 4, 7, 4, 6, 0, 2, 12, 9, 8, 1, 3, 6, 15, 4, 10, 9, 3, 8, 9, 14, 3, 14, 2, 11, 5, 13, 7, 14, 7, 8, 14, 12, 5, 5, 13, 5, 14, 13, 11, 6, 3, 15, 11, 4, 7, 7, 13, 7, 2, 8, 1, 4, 2, 4, 5, 1, 5, 16},
[]byte{9},
[]byte{9, 0},
[]byte{9, 0, 11, 0, 13, 2, 8, 9, 14, 10, 2, 1, 1, 13, 12, 10, 8, 14, 0, 2, 0, 12, 9, 12, 12, 8, 12, 5, 13, 6, 11, 10, 2, 15, 4, 1, 6, 15, 14, 1, 5, 15, 10, 6, 9, 2, 11, 4, 7, 1, 8, 4, 10, 4, 11, 9, 4, 6, 11, 2, 2, 1, 4, 13, 16},
[]byte{9, 5},
[]byte{9, 5, 4, 6, 13, 14, 10, 2, 2, 15, 2, 4, 7, 9, 7, 5, 2, 8, 1, 6, 11, 6, 5, 10, 10, 9, 13, 11, 1, 11, 8, 3, 5, 14, 15, 14, 15, 11, 12, 1, 14, 13, 1, 1, 8, 0, 4, 6, 9, 9, 6, 8, 3, 8, 9, 7, 12, 13, 10, 4, 2, 2, 7, 14, 16},
[]byte{9, 6},
[]byte{9, 6, 10},
[]byte{9, 6, 10, 13, 0, 11, 2, 7, 14, 15, 1, 0, 15, 10, 7, 10, 9, 9, 4, 0, 2, 9, 9, 13, 15, 1, 2, 2, 13, 3, 1, 2, 2, 2, 12, 12, 9, 1, 1, 11, 13, 2, 12, 9, 1, 13, 2, 7, 4, 0, 15, 2, 5, 10, 0, 13, 12, 9, 3, 1, 15, 4, 12, 0, 16},
[]byte{9, 6, 14},
[]byte{9, 6, 14, 1, 6, 10, 15, 9, 10, 10, 5, 15, 8, 9, 4, 12, 4, 3, 5, 1, 4, 13, 9, 4, 0, 6, 8, 7, 13, 10, 15, 10, 10, 5, 10, 13, 0, 4, 14, 10, 7, 8, 10, 3, 11, 0, 0, 8, 0, 3, 1, 9, 3, 7, 0, 14, 4, 5, 4, 6, 0, 2, 13, 2, 16},
[]byte{9, 7},
[]byte{9, 7, 8, 2, 11, 11, 0, 0, 6, 1, 7, 4, 14, 13, 0, 1, 4, 12, 5, 9, 14, 6, 14, 14, 14, 3, 8, 1, 12, 6, 14, 1, 0, 11, 12, 9, 3, 0, 4, 2, 2, 6, 14, 13, 11, 9, 9, 14, 13, 13, 6, 15, 8, 14, 9, 0, 4, 1, 14, 9, 13, 9, 10, 7, 16},
[]byte{9, 9},
[]byte{9, 9, 2, 4, 7, 0, 11, 3, 14, 5, 2, 12, 9, 4, 15, 7, 11, 13, 5, 13, 4, 9, 6, 2, 10, 1, 7, 9, 8, 10, 4, 1, 4, 2, 5, 11, 14, 10, 7, 4, 10, 13, 0, 8, 7, 10, 7, 15, 5, 3, 10, 14, 11, 11, 7, 8, 5, 4, 0, 1, 13, 15, 3, 13, 16},
[]byte{9, 14},
[]byte{9, 14, 14, 4, 0, 13, 12, 11, 12, 4, 9, 7, 4, 6, 14, 3, 1, 10, 7, 5, 4, 1, 5, 5, 5, 1, 5, 10, 10, 10, 2, 3, 2, 11, 15, 0, 11, 13, 11, 15, 13, 5, 10, 7, 10, 11, 7, 7, 14, 10, 9, 12, 13, 3, 9, 15, 4, 11, 7, 2, 8, 2, 10, 1, 16},
[]byte{9, 15},
[]byte{9, 15, 0},
[]byte{9, 15, 0, 13, 11, 10, 14, 12, 12, 6, 5, 8, 1, 12, 15, 11, 11, 5, 7, 12, 13, 6, 12, 6, 15, 5, 0, 14, 2, 4, 12, 2, 3, 10, 13, 4, 15, 12, 13, 15, 2, 2, 8, 1, 4, 0, 12, 0, 12, 11, 5, 1, 10, 8, 10, 4, 14, 13, 15, 5, 13, 0, 11, 0, 16},
[]byte{9, 15, 4},
[]byte{9, 15, 4, 14, 6, 0, 1, 2, 3, 13, 11, 2, 3, 14, 3, 15, 3, 0, 5, 5, 15, 7, 5, 0, 8, 7, 2, 4, 8, 15, 13, 5, 9, 2, 3, 13, 4, 6, 9, 14, 7, 6, 13, 3, 4, 4, 13, 2, 8, 11, 4, 15, 2, 4, 10, 4, 4, 9, 12, 10, 6, 3, 9, 8, 16},
[]byte{9, 15, 10},
[]byte{9, 15, 10, 9, 5, 13, 1, 0, 7, 3, 2, 15, 3, 4, 3, 6, 5, 15, 3, 4, 15, 5, 10, 2, 15, 7, 7, 0, 2, 10, 9, 13, 10, 14, 4, 0, 12, 5, 8, 3, 1, 0, 5, 12, 4, 0, 9, 2, 1, 10, 5, 0, 5, 2, 13, 12, 10, 1, 15, 9, 15, 7, 9, 3, 16},
[]byte{10},
[]byte{10, 0},
[]byte{10, 0, 9},
[]byte{10, 0, 9, 2, 12, 3, 15, 3, 6, 1, 3, 5, 15, 7, 9, 12, 5, 7, 10, 10, 5, 6, 8, 3, 13, 9, 7, 14, 5, 13, 5, 7, 5, 0, 12, 3, 7, 13, 0, 11, 13, 0, 10, 13, 10, 2, 1, 5, 14, 9, 10, 9, 6, 8, 5, 6, 12, 5, 6, 13, 7, 14, 9, 1, 16},
[]byte{10, 0, 10},
[]byte{10, 0, 10, 2, 2, 2, 2, 6, 15, 8, 5, 3, 7, 1, 11, 5, 14, 5, 14, 4, 1, 7, 3, 11, 3, 3, 10, 1, 11, 9, 6, 2, 9, 13, 7, 4, 5, 9, 6, 1, 15, 3, 6, 14, 9, 11, 0, 5, 1, 0, 12, 5, 9, 1, 15, 1, 1, 14, 3, 13, 13, 9, 5, 11, 16},
[]byte{10, 0, 15},
[]byte{10, 0, 15, 1, 13, 13, 12, 6, 14, 3, 10, 10, 13, 6, 9, 1, 0, 9, 14, 0, 14, 8, 12, 5, 13, 1, 5, 14, 8, 8, 0, 0, 14, 2, 2, 0, 11, 1, 9, 2, 15, 8, 5, 15, 3, 6, 9, 14, 0, 11, 14, 15, 5, 12, 15, 8, 5, 8, 13, 12, 12, 15, 9, 10, 16},
[]byte{10, 2},
[]byte{10, 2, 1, 6, 12, 0, 10, 4, 7, 11, 1, 2, 12, 2, 0, 13, 5, 10, 12, 5, 12, 3, 8, 1, 4, 6, 4, 10, 8, 9, 5, 2, 1, 13, 8, 11, 0, 12, 1, 10, 5, 12, 11, 3, 2, 8, 10, 14, 10, 11, 11, 2, 9, 11, 7, 0, 11, 12, 3, 3, 4, 7, 13, 4, 16},
[]byte{10, 3},
[]byte{10, 3, 11, 4, 1, 12, 1, 3, 15, 6, 14, 1, 6, 15, 13, 2, 2, 4, 2, 10, 4, 3, 11, 0, 4, 1, 12, 15, 13, 1, 15, 0, 2, 12, 11, 11, 4, 12, 15, 0, 6, 9, 4, 3, 13, 1, 4, 3, 6, 5, 11, 11, 8, 15, 0, 10, 3, 0, 15, 15, 5, 0, 7, 10, 16},
[]byte{10, 6},
[]byte{10, 6, 2, 14, 9, 13, 12, 1, 5, 10, 3, 5, 12, 1, 10, 11, 9, 13, 0, 10, 12, 4, 3, 4, 5, 11, 1, 15, 0, 2, 15, 13, 8, 14, 8, 0, 7, 0, 8, 8, 3, 10, 3, 3, 6, 5, 1, 12, 0, 12, 1, 4, 3, 11, 2, 5, 8, 2, 7, 0, 8, 2, 6, 8, 16},
[]byte{10, 8},
[]byte{10, 8, 7, 6, 13, 10, 5, 1, 8, 10, 3, 9, 3, 13, 11, 13, 0, 6, 7, 13, 12, 7, 2, 10, 11, 15, 10, 0, 8, 13, 4, 7, 5, 14, 13, 6, 4, 4, 7, 15, 12, 10, 9, 6, 13, 9, 2, 14, 12, 3, 15, 9, 14, 7, 14, 11, 10, 5, 0, 3, 12, 10, 6, 1, 16},
[]byte{10, 9},
[]byte{10, 9, 3, 13, 11, 8, 6, 1, 1, 14, 8, 13, 0, 12, 1, 5, 9, 14, 11, 7, 2, 4, 13, 2, 10, 14, 10, 7, 2, 7, 6, 3, 13, 15, 11, 5, 10, 6, 9, 0, 9, 10, 8, 5, 1, 6, 4, 6, 7, 12, 7, 9, 13, 0, 3, 8, 6, 13, 6, 1, 10, 5, 1, 1, 16},
[]byte{10, 10},
[]byte{10, 10, 5},
[]byte{10, 10, 5, 4, 6, 8, 1, 7, 13, 10, 11, 15, 15, 12, 9, 12, 4, 2, 4, 9, 8, 3, 0, 10, 0, 10, 15, 5, 12, 15, 4, 3, 12, 6, 14, 12, 14, 6, 5, 6, 2, 7, 2, 0, 9, 9, 0, 7, 3, 6, 1, 9, 9, 14, 5, 7, 0, 15, 6, 2, 1, 13, 7, 12, 16},
[]byte{10, 10, 8},
[]byte{10, 10, 8, 13, 9, 12, 9, 4, 7, 7, 7, 1, 6, 3, 2, 10, 6, 4, 5, 12, 6, 7, 6, 5, 5, 5, 9, 5, 11, 6, 1, 13, 10, 7, 2, 8, 3, 7, 11, 15, 10, 9, 7, 15, 3, 0, 15, 4, 1, 7, 13, 11, 10, 14, 13, 8, 2, 15, 2, 15, 1, 1, 12, 3, 16},
[]byte{10, 13},
[]byte{10, 13, 0},
[]byte{10, 13, 0, 0, 12, 15, 4, 13, 7, 13, 11, 5, 2, 3, 15, 2, 0, 11, 5, 0, 0, 0, 11, 13, 1, 4, 6, 9, 10, 1, 1, 13, 7, 0, 11, 7, 3, 15, 14, 10, 13, 13, 3, 6, 5, 7, 8, 10, 11, 13, 11, 9, 15, 3, 5, 5, 8, 11, 13, 13, 3, 6, 7, 4, 16},
[]byte{10, 13, 13},
[]byte{10, 13, 13, 11, 0, 13, 4, 11, 1, 4, 7, 4, 9, 11, 11, 4, 11, 5, 12, 13, 8, 5, 8, 15, 2, 9, 10, 4, 11, 4, 2, 2, 5, 1, 3, 8, 12, 3, 9, 5, 3, 0, 9, 0, 12, 14, 4, 5, 2, 0, 4, 4, 5, 8, 13, 12, 13, 5, 3, 7, 4, 9, 14, 4, 16},
[]byte{10, 14},
[]byte{10, 14, 4},
[]byte{10, 14, 4, 9, 15, 4, 4, 1, 7, 0, 4, 8, 12, 10, 12, 12, 0, 1, 7, 1, 6, 10, 2, 13, 8, 0, 4, 15, 6, 9, 9, 13, 8, 14, 12, 3, 4, 14, 10, 13, 7, 3, 5, 14, 1, 12, 6, 1, 6, 0, 4, 9, 9, 6, 10, 12, 3, 7, 15, 3, 5, 1, 5, 7, 16},
[]byte{10, 14, 11},
[]byte{10, 14, 11, 8},
[]byte{10, 14, 11, 8, 6, 8, 12, 12, 8, 12, 13, 0, 0, 0, 1, 6, 7, 10, 15, 8, 11, 0, 15, 4, 13, 10, 13, 13, 2, 14, 3, 4, 8, 14, 5, 4, 3, 10, 0, 1, 9, 12, 13, 0, 11, 1, 3, 1, 2, 13, 11, 14, 13, 14, 11, 4, 14, 12, 13, 12, 5, 9, 2, 10, 16},
[]byte{10, 14, 11, 14},
[]byte{10, 14, 11, 14, 9, 9, 7, 3, 15, 12, 4, 8, 4, 9, 10, 2, 7, 5, 2, 1, 12, 2, 10, 7, 1, 10, 10, 11, 7, 6, 7, 3, 13, 13, 10, 11, 8, 3, 12, 12, 8, 8, 14, 9, 1, 10, 11, 14, 12, 6, 7, 5, 12, 1, 12, 4, 7, 1, 10, 11, 15, 9, 2, 7, 16},
[]byte{10, 15},
[]byte{10, 15, 0, 3, 1, 7, 5, 4, 4, 4, 13, 12, 4, 3, 12, 12, 3, 3, 3, 9, 1, 12, 4, 12, 4, 0, 1, 0, 14, 10, 12, 1, 5, 13, 4, 0, 1, 11, 2, 14, 11, 5, 15, 15, 12, 7, 11, 12, 7, 7, 8, 10, 11, 14, 3, 7, 2, 15, 2, 8, 12, 14, 3, 7, 16},
[]byte{11},
[]byte{11, 0},
[]byte{11, 0, 2},
[]byte{11, 0, 2, 12, 4, 13, 5, 8, 10, 3, 8, 0, 0, 13, 9, 3, 15, 9, 5, 15, 2, 14, 11, 4, 8, 5, 0, 11, 3, 13, 2, 4, 2, 7, 5, 6, 11, 15, 1, 12, 10, 3, 0, 9, 9, 11, 12, 4, 3, 9, 0, 7, 10, 15, 6, 13, 15, 15, 0, 11, 15, 3, 3, 7, 16},
[]byte{11, 0, 15},
[]byte{11, 0, 15, 14, 1, 8, 14, 5, 1, 0, 15, 6, 9, 5, 13, 11, 15, 2, 4, 10, 13, 5, 6, 15, 11, 3, 11, 6, 4, 7, 10, 10, 0, 9, 15, 8, 14, 1, 9, 0, 2, 1, 10, 11, 14, 8, 0, 6, 8, 6, 10, 6, 6, 10, 2, 14, 6, 5, 3, 12, 11, 1, 2, 13, 16},
[]byte{11, 1},
[]byte{11, 1, 4, 13, 9, 15, 13, 12, 6, 5, 7, 13, 7, 1, 2, 2, 0, 8, 13, 6, 14, 7, 12, 2, 12, 15, 11, 15, 6, 2, 15, 7, 10, 13, 7, 11, 10, 1, 11, 15, 15, 15, 2, 14, 6, 3, 14, 6, 12, 10, 14, 14, 2, 11, 0, 11, 15, 5, 11, 10, 13, 0, 15, 13, 16},
[]byte{11, 2},
[]byte{11, 2, 5, 9, 3, 9, 8, 6, 7, 9, 9, 4, 12, 13, 8, 14, 5, 10, 1, 8, 15, 3, 4, 1, 6, 2, 8, 4, 2, 0, 15, 10, 8, 10, 11, 8, 8, 11, 2, 15, 5, 13, 0, 5, 15, 15, 14, 5, 1, 2, 9, 1, 6, 5, 4, 9, 2, 2, 15, 5, 4, 5, 4, 15, 16},
[]byte{11, 3},
[]byte{11, 3, 1, 11, 10, 6, 13, 5, 7, 6, 13, 11, 13, 14, 0, 5, 4, 2, 13, 3, 0, 10, 9, 2, 6, 4, 14, 2, 12, 7, 1, 11, 14, 2, 7, 0, 14, 3, 14, 11, 4, 15, 5, 9, 1, 0, 5, 6, 7, 10, 8, 12, 1, 12, 0, 6, 1, 9, 10, 2, 14, 5, 14, 12, 16},
[]byte{11, 4},
[]byte{11, 4, 1, 0, 8, 9, 14, 5, 2, 9, 12, 1, 15, 15, 6, 12, 4, 13, 6, 5, 8, 3, 14, 12, 15, 12, 10, 7, 14, 10, 6, 4, 1, 9, 11, 15, 3, 9, 14, 0, 13, 4, 1, 8, 6, 8, 6, 11, 11, 7, 10, 2, 4, 4, 2, 4, 12, 6, 7, 0, 11, 3, 3, 2, 16},
[]byte{11, 5},
[]byte{11, 5, 3, 15, 6, 11, 12, 8, 1, 14, 12, 15, 10, 15, 0, 12, 15, 4, 12, 3, 13, 12, 13, 9, 5, 2, 7, 14, 3, 12, 0, 15, 6, 9, 1, 0, 3, 8, 3, 10, 12, 15, 9, 6, 4, 14, 13, 1, 4, 11, 1, 9, 4, 15, 10, 6, 6, 0, 13, 3, 0, 11, 1, 0, 16},
[]byte{11, 7},
[]byte{11, 7, 12},
[]byte{11, 7, 12, 8, 12, 2, 7, 3, 10, 15, 6, 7, 5, 6, 1, 2, 11, 12, 8, 14, 14, 6, 8, 12, 7, 10, 4, 1, 9, 11, 6, 7, 1, 14, 6, 7, 8, 14, 6, 3, 15, 11, 9, 14, 13, 6, 2, 6, 4, 6, 3, 5, 8, 13, 7, 0, 10, 13, 11, 8, 2, 4, 3, 4, 16},
[]byte{11, 7, 15},
[]byte{11, 7, 15, 12, 8, 11, 1, 12, 12, 0, 5, 5, 13, 13, 9, 4, 10, 0, 15, 5, 9, 8, 15, 5, 12, 14, 4, 15, 8, 14, 1, 2, 1, 10, 8, 14, 3, 14, 4, 10, 12, 7, 5, 2, 11, 0, 2, 7, 11, 10, 3, 14, 2, 14, 9, 9, 14, 13, 1, 0, 12, 7, 11, 8, 16},
[]byte{11, 8},
[]byte{11, 8, 8},
[]byte{11, 8, 8, 6, 4, 12, 11, 7, 12, 6, 2, 1, 5, 14, 9, 9, 15, 15, 14, 5, 13, 11, 7, 11, 2, 2, 11, 3, 1, 2, 9, 14, 9, 3, 11, 9, 10, 3, 8, 11, 9, 11, 5, 4, 1, 9, 3, 10, 0, 14, 3, 13, 7, 12, 8, 2, 5, 1, 6, 5, 7, 1, 7, 3, 16},
[]byte{11, 8, 15},
[]byte{11, 8, 15, 3, 7, 10, 6, 1, 12, 2, 6, 13, 3, 8, 8, 3, 0, 6, 10, 13, 9, 13, 14, 14, 2, 5, 14, 7, 2, 10, 10, 8, 6, 10, 4, 9, 9, 0, 3, 10, 1, 15, 11, 11, 14, 6, 2, 0, 5, 2, 1, 1, 11, 4, 7, 13, 1, 15, 3, 9, 15, 7, 7, 15, 16},
[]byte{11, 9},
[]byte{11, 9, 10, 15, 7, 2, 15, 12, 0, 5, 3, 4, 10, 4, 10, 5, 10, 9, 4, 14, 11, 1, 15, 6, 4, 12, 11, 1, 11, 13, 6, 12, 4, 2, 5, 10, 12, 11, 10, 3, 2, 4, 9, 15, 11, 8, 4, 4, 1, 14, 7, 4, 1, 1, 14, 9, 11, 14, 9, 14, 12, 1, 15, 3, 16},
[]byte{11, 11},
[]byte{11, 11, 6, 2, 14, 8, 13, 8, 13, 0, 14, 11, 3, 13, 7, 4, 3, 2, 7, 5, 8, 12, 2, 4, 4, 1, 3, 1, 15, 1, 6, 4, 9, 8, 7, 4, 3, 6, 7, 12, 12, 5, 2, 10, 4, 15, 10, 4, 15, 13, 0, 6, 0, 9, 13, 14, 15, 9, 14, 5, 7, 3, 8, 9, 16},
[]byte{11, 12},
[]byte{11, 12, 0, 12, 11, 5, 9, 1, 10, 6, 7, 8, 2, 2, 14, 8, 8, 13, 12, 14, 11, 11, 8, 9, 9, 1, 11, 12, 10, 5, 11, 7, 3, 0, 5, 11, 5, 8, 5, 8, 13, 6, 5, 11, 12, 2, 11, 5, 14, 6, 6, 0, 5, 14, 4, 8, 1, 10, 6, 5, 0, 5, 8, 8, 16},
[]byte{11, 13},
[]byte{11, 13, 13, 14, 12, 6, 5, 1, 6, 5, 2, 14, 0, 10, 10, 1, 7, 14, 0, 5, 6, 13, 14, 1, 7, 9, 0, 5, 5, 4, 10, 14, 12, 10, 5, 15, 10, 2, 4, 8, 12, 14, 12, 12, 4, 1, 3, 1, 13, 1, 8, 9, 13, 10, 12, 13, 2, 6, 12, 4, 12, 10, 5, 5, 16},
[]byte{11, 14},
[]byte{11, 14, 0},
[]byte{11, 14, 0, 1},
[]byte{11, 14, 0, 1, 7, 7, 1, 0, 13, 6, 11, 15, 11, 0, 10, 12, 7, 10, 8, 13, 1, 4, 0, 3, 3, 3, 1, 2, 7, 5, 7, 1, 8, 0, 9, 14, 10, 15, 2, 11, 5, 9, 0, 9, 0, 0, 15, 1, 6, 8, 5, 4, 5, 13, 10, 14, 10, 3, 8, 6, 5, 15, 6, 0, 16},
[]byte{11, 14, 0, 3},
[]byte{11, 14, 0, 3, 15, 5, 0, 13, 5, 8, 15, 14, 14, 6, 9, 1, 2, 13, 13, 11, 6, 12, 13, 15, 13, 5, 12, 2, 6, 3, 0, 2, 13, 11, 9, 4, 12, 9, 8, 6, 10, 13, 6, 9, 14, 11, 4, 14, 7, 15, 11, 3, 2, 7, 6, 8, 6, 3, 6, 11, 12, 9, 14, 6, 16},
[]byte{11, 14, 8},
[]byte{11, 14, 8, 15, 0, 10, 3, 13, 1, 12, 2, 13, 7, 10, 0, 15, 12, 2, 3, 4, 2, 15, 9, 10, 4, 12, 7, 8, 14, 0, 0, 15, 14, 3, 8, 10, 7, 15, 2, 6, 13, 10, 3, 4, 5, 7, 5, 8, 12, 11, 2, 11, 8, 14, 15, 13, 0, 5, 2, 11, 12, 13, 5, 5, 16},
[]byte{11, 14, 13},
[]byte{11, 14, 13, 10, 4, 11, 3, 4, 6, 7, 4, 15, 3, 11, 9, 13, 0, 10, 10, 15, 6, 12, 3, 9, 4, 6, 12, 0, 5, 11, 7, 3, 11, 4, 14, 7, 10, 12, 6, 8, 0, 12, 7, 0, 8, 4, 13, 4, 1, 13, 12, 8, 15, 0, 11, 13, 3, 11, 11, 3, 8, 0, 3, 1, 16},
[]byte{12},
[]byte{12, 0},
[]byte{12, 0, 0},
[]byte{12, 0, 0, 12, 2, 8, 10, 6, 11, 15, 14, 2, 8, 2, 9, 6, 1, 3, 4, 3, 2, 10, 2, 12, 2, 1, 14, 14, 15, 12, 2, 5, 13, 10, 5, 11, 10, 13, 9, 8, 3, 12, 5, 4, 3, 0, 12, 10, 2, 8, 11, 12, 1, 10, 9, 2, 13, 2, 11, 6, 5, 14, 12, 5, 16},
[]byte{12, 0, 1},
[]byte{12, 0, 1, 3},
[]byte{12, 0, 1, 3, 1, 8, 10, 12, 6, 14, 0, 13, 2, 12, 12, 0, 8, 4, 6, 8, 10, 11, 12, 1, 13, 15, 6, 15, 2, 12, 9, 14, 12, 3, 15, 12, 5, 12, 15, 11, 15, 14, 5, 14, 15, 14, 12, 8, 3, 10, 10, 11, 2, 5, 0, 12, 15, 12, 8, 3, 14, 15, 3, 15, 16},
[]byte{12, 0, 1, 11},
[]byte{12, 0, 1, 11, 3, 8, 5, 7, 9, 4, 6, 12, 11, 7, 7, 10, 15, 9, 15, 11, 0, 9, 3, 9, 4, 12, 4, 10, 3, 5, 9, 15, 11, 10, 6, 13, 15, 2, 0, 2, 12, 7, 7, 13, 3, 14, 0, 7, 14, 5, 3, 1, 7, 7, 15, 3, 15, 1, 8, 10, 5, 5, 15, 2, 16},
[]byte{12, 0, 15},
[]byte{12, 0, 15, 4, 15, 13, 14, 4, 7, 4, 1, 8, 1, 15, 12, 10, 3, 13, 1, 15, 11, 6, 14, 0, 13, 12, 1, 1, 8, 10, 7, 1, 4, 5, 7, 15, 14, 7, 12, 12, 5, 13, 4, 15, 1, 14, 4, 2, 6, 12, 9, 2, 14, 1, 7, 6, 7, 14, 11, 8, 8, 5, 10, 0, 16},
[]byte{12, 2},
[]byte{12, 2, 9},
[]byte{12, 2, 9, 1, 1, 11, 7, 5, 11, 14, 7, 13, 3, 15, 13, 11, 9, 4, 4, 2, 11, 9, 0, 0, 12, 10, 8, 15, 7, 2, 0, 5, 13, 6, 13, 5, 2, 15, 13, 11, 3, 5, 0, 5, 14, 7, 7, 14, 10, 8, 6, 7, 6, 15, 8, 1, 1, 10, 6, 13, 5, 14, 10, 1, 16},
[]byte{12, 2, 12},
[]byte{12, 2, 12, 15, 8, 14, 0, 5, 4, 5, 0, 11, 14, 6, 13, 2, 12, 9, 8, 14, 13, 12, 5, 13, 15, 2, 1, 9, 10, 4, 12, 11, 13, 8, 6, 13, 12, 6, 0, 6, 6, 7, 11, 4, 10, 7, 8, 1, 0, 2, 5, 7, 1, 7, 7, 13, 12, 7, 3, 2, 1, 7, 14, 13, 16},
[]byte{12, 4},
[]byte{12, 4, 9, 2, 4, 1, 8, 2, 9, 4, 4, 6, 10, 13, 5, 7, 0, 11, 5, 11, 9, 7, 13, 3, 8, 10, 5, 0, 4, 7, 8, 2, 10, 6, 5, 2, 2, 2, 0, 4, 12, 6, 7, 13, 5, 15, 2, 9, 11, 6, 1, 5, 1, 5, 2, 4, 6, 13, 0, 4, 1, 0, 13, 12, 16},
[]byte{12, 5},
[]byte{12, 5, 7, 9, 7, 5, 10, 14, 6, 9, 0, 15, 9, 10, 6, 5, 5, 4, 0, 1, 5, 4, 5, 9, 13, 11, 6, 12, 1, 3, 14, 8, 12, 6, 13, 11, 15, 6, 14, 4, 12, 12, 0, 15, 5, 12, 15, 9, 8, 6, 10, 15, 13, 1, 2, 1, 0, 12, 2, 3, 3, 10, 11, 15, 16},
[]byte{12, 6},
[]byte{12, 6, 0},
[]byte{12, 6, 0, 15, 7, 0, 6, 9, 9, 0, 4, 2, 4, 7, 7, 7, 2, 7, 14, 7, 2, 3, 0, 15, 6, 4, 11, 5, 12, 9, 4, 13, 8, 13, 12, 11, 2, 12, 7, 8, 1, 5, 15, 8, 12, 2, 5, 4, 2, 7, 2, 2, 15, 12, 14, 15, 9, 0, 0, 13, 13, 2, 3, 8, 16},
[]byte{12, 6, 4},
[]byte{12, 6, 4, 7, 4, 1, 1, 0, 14, 13, 14, 14, 15, 5, 9, 12, 4, 8, 8, 4, 1, 11, 3, 5, 10, 14, 13, 3, 7, 0, 5, 7, 15, 14, 11, 2, 1, 1, 14, 7, 3, 8, 1, 2, 4, 2, 8, 5, 10, 2, 3, 3, 14, 7, 7, 14, 5, 3, 1, 5, 2, 10, 5, 7, 16},
[]byte{12, 6, 14},
[]byte{12, 6, 14, 7, 15, 2, 14, 15, 7, 5, 8, 5, 1, 10, 2, 11, 7, 5, 2, 14, 11, 2, 4, 7, 11, 5, 7, 0, 1, 10, 10, 5, 15, 2, 4, 13, 0, 12, 8, 6, 7, 5, 3, 4, 3, 3, 0, 12, 7, 4, 12, 5, 1, 12, 1, 10, 14, 9, 1, 3, 1, 9, 15, 7, 16},
[]byte{12, 7},
[]byte{12, 7, 0},
[]byte{12, 7, 0, 5, 6, 1, 9, 14, 11, 7, 10, 9, 7, 10, 0, 1, 13, 2, 4, 14, 2, 1, 12, 13, 10, 9, 8, 0, 6, 6, 13, 4, 0, 10, 14, 11, 6, 13, 6, 12, 14, 6, 15, 11, 9, 14, 9, 10, 4, 8, 8, 0, 13, 8, 6, 15, 14, 4, 4, 3, 2, 11, 1, 3, 16},
[]byte{12, 7, 12},
[]byte{12, 7, 12, 10, 10, 9, 0, 7, 4, 4, 15, 6, 11, 0, 14, 1, 15, 10, 13, 15, 12, 5, 12, 2, 1, 12, 12, 12, 5, 13, 14, 0, 0, 5, 7, 4, 4, 7, 13, 6, 1, 6, 0, 8, 3, 5, 14, 3, 5, 14, 2, 5, 10, 8, 2, 15, 12, 3, 9, 1, 13, 0, 5, 1, 16},
[]byte{12, 7, 13},
[]byte{12, 7, 13, 13, 5, 10, 11, 8, 1, 13, 7, 7, 5, 13, 5, 12, 8, 11, 2, 8, 3, 13, 13, 15, 7, 8, 7, 11, 12, 8, 8, 12, 6, 1, 14, 7, 6, 6, 11, 7, 11, 4, 1, 8, 12, 0, 13, 6, 3, 7, 5, 6, 8, 3, 15, 5, 9, 15, 14, 6, 14, 5, 10, 9, 16},
[]byte{12, 9},
[]byte{12, 9, 3, 14, 1, 8, 3, 10, 9, 13, 13, 0, 9, 12, 13, 13, 4, 4, 12, 10, 2, 10, 9, 14, 11, 6, 11, 9, 4, 15, 9, 7, 0, 15, 8, 15, 10, 3, 0, 9, 11, 0, 15, 9, 12, 15, 13, 8, 2, 3, 5, 7, 2, 12, 2, 3, 10, 10, 13, 5, 8, 15, 11, 2, 16},
[]byte{12, 11},
[]byte{12, 11, 4, 4, 2, 9, 7, 9, 5, 8, 12, 8, 2, 15, 14, 8, 0, 15, 11, 8, 8, 2, 15, 2, 12, 8, 10, 0, 8, 5, 10, 3, 8, 5, 5, 6, 2, 4, 7, 11, 3, 12, 3, 15, 6, 6, 5, 14, 12, 10, 3, 8, 2, 13, 2, 7, 14, 2, 6, 14, 3, 11, 11, 12, 16},
[]byte{12, 12},
[]byte{12, 12, 14, 4, 6, 2, 0, 4, 11, 10, 10, 8, 6, 15, 7, 3, 3, 10, 11, 15, 2, 0, 8, 11, 3, 5, 8, 11, 10, 8, 11, 8, 0, 7, 0, 8, 1, 13, 6, 13, 4, 6, 10, 4, 0, 7, 7, 4, 5, 2, 3, 8, 10, 14, 15, 2, 12, 1, 3, 3, 15, 13, 4, 13, 16},
[]byte{13},
[]byte{13, 2},
[]byte{13, 2, 0},
[]byte{13, 2, 0, 7, 11, 0, 5, 11, 6, 8, 4, 11, 10, 1, 8, 3, 6, 1, 13, 15, 8, 14, 8, 1, 14, 8, 4, 6, 13, 1, 0, 3, 6, 5, 15, 15, 12, 15, 0, 4, 15, 7, 8, 4, 0, 4, 0, 3, 12, 5, 11, 10, 12, 15, 7, 7, 10, 13, 13, 4, 12, 5, 0, 15, 16},
[]byte{13, 2, 2},
[]byte{13, 2, 2, 2, 1, 2, 5, 7, 2, 4, 11, 9, 13, 15, 1, 15, 4, 10, 9, 2, 14, 1, 2, 8, 4, 13, 11, 12, 8, 7, 1, 10, 9, 1, 5, 6, 12, 2, 5, 3, 5, 7, 2, 13, 15, 0, 10, 3, 8, 10, 14, 1, 4, 6, 10, 12, 0, 3, 11, 6, 2, 10, 15, 4, 16},
[]byte{13, 2, 4},
[]byte{13, 2, 4, 14, 8, 15, 15, 15, 2, 0, 12, 5, 3, 1, 7, 0, 7, 4, 12, 5, 4, 15, 13, 5, 4, 12, 10, 9, 15, 1, 15, 12, 8, 15, 14, 15, 3, 6, 11, 11, 7, 0, 12, 4, 4, 11, 5, 5, 15, 9, 0, 10, 7, 0, 12, 6, 2, 1, 11, 9, 1, 15, 9, 10, 16},
[]byte{13, 3},
[]byte{13, 3, 7},
[]byte{13, 3, 7, 4, 7, 6, 10, 1, 7, 8, 14, 14, 6, 8, 11, 0, 2, 11, 3, 13, 14, 0, 14, 13, 14, 14, 1, 14, 11, 11, 5, 7, 14, 1, 6, 3, 8, 14, 14, 11, 15, 5, 8, 11, 3, 14, 2, 5, 6, 3, 2, 2, 14, 0, 13, 10, 1, 1, 8, 9, 15, 2, 7, 2, 16},
[]byte{13, 3, 10},
[]byte{13, 3, 10, 7, 14, 5, 9, 15, 8, 8, 8, 10, 7, 10, 12, 0, 7, 10, 2, 1, 1, 12, 7, 1, 7, 12, 0, 7, 11, 8, 2, 9, 7, 0, 13, 9, 4, 5, 9, 7, 15, 6, 3, 6, 5, 12, 15, 8, 12, 9, 3, 13, 5, 1, 10, 12, 9, 13, 4, 5, 12, 5, 9, 7, 16},
[]byte{13, 5},
[]byte{13, 5, 2, 6, 8, 8, 10, 8, 15, 9, 2, 6, 12, 8, 1, 6, 12, 10, 1, 14, 0, 7, 9, 0, 6, 7, 12, 10, 11, 10, 9, 4, 4, 15, 1, 5, 8, 14, 7, 6, 4, 8, 1, 7, 11, 8, 3, 15, 12, 4, 3, 5, 9, 4, 3, 7, 0, 12, 10, 9, 12, 15, 6, 2, 16},
[]byte{13, 8},
[]byte{13, 8, 1},
[]byte{13, 8, 1, 12, 5, 13, 5, 5, 9, 11, 10, 8, 7, 0, 14, 9, 0, 10, 2, 11, 6, 1, 7, 12, 15, 0, 5, 4, 2, 6, 9, 5, 14, 9, 10, 6, 2, 6, 6, 1, 9, 11, 5, 9, 1, 4, 8, 11, 4, 0, 2, 9, 5, 10, 0, 11, 10, 5, 5, 12, 10, 6, 6, 14, 16},
[]byte{13, 8, 15},
[]byte{13, 8, 15, 15, 12, 11, 12, 0, 11, 14, 3, 8, 3, 0, 6, 14, 5, 3, 9, 13, 10, 6, 1, 6, 1, 6, 1, 12, 6, 4, 14, 15, 7, 11, 12, 0, 15, 0, 2, 8, 1, 13, 6, 2, 14, 5, 2, 9, 6, 11, 12, 8, 14, 11, 6, 14, 10, 7, 0, 9, 12, 11, 0, 11, 16},
[]byte{13, 9},
[]byte{13, 9, 0},
[]byte{13, 9, 0, 11, 12, 13, 14, 12, 11, 4, 4, 10, 3, 4, 0, 2, 14, 2, 10, 1, 11, 5, 13, 3, 10, 3, 2, 1, 11, 5, 1, 14, 4, 1, 5, 14, 2, 9, 8, 14, 11, 10, 12, 10, 3, 12, 9, 5, 13, 9, 1, 4, 4, 3, 10, 13, 12, 0, 3, 15, 6, 12, 14, 12, 16},
[]byte{13, 9, 14},
[]byte{13, 9, 14, 13, 3, 5, 8, 5, 2, 6, 5, 0, 15, 2, 8, 13, 7, 10, 8, 15, 7, 3, 12, 7, 11, 10, 4, 9, 11, 12, 13, 7, 2, 13, 9, 7, 14, 13, 15, 8, 13, 7, 3, 1, 7, 9, 7, 14, 5, 10, 2, 7, 2, 8, 5, 5, 9, 11, 8, 6, 5, 5, 5, 2, 16},
[]byte{13, 10},
[]byte{13, 10, 0, 13, 7, 15, 12, 0, 5, 12, 3, 2, 11, 11, 11, 10, 1, 6, 5, 1, 8, 15, 9, 15, 2, 9, 3, 6, 15, 13, 7, 5, 1, 4, 0, 13, 5, 12, 9, 9, 11, 9, 5, 10, 14, 5, 3, 6, 2, 0, 5, 11, 10, 9, 12, 10, 15, 1, 8, 6, 8, 3, 7, 8, 16},
[]byte{13, 12},
[]byte{13, 12, 8},
[]byte{13, 12, 8, 8, 2, 9, 2, 6, 1, 11, 6, 11, 15, 13, 5, 3, 10, 11, 7, 13, 10, 10, 12, 3, 0, 5, 12, 2, 10, 13, 0, 14, 13, 1, 5, 4, 2, 3, 2, 3, 4, 1, 2, 8, 11, 13, 12, 5, 11, 8, 6, 10, 2, 14, 9, 14, 10, 15, 6, 1, 5, 7, 14, 4, 16},
[]byte{13, 12, 11},
[]byte{13, 12, 11, 10, 13, 7, 10, 12, 12, 8, 15, 15, 4, 11, 11, 5, 5, 6, 2, 13, 12, 1, 10, 3, 7, 14, 8, 7, 2, 4, 4, 13, 15, 1, 1, 14, 13, 7, 5, 4, 15, 8, 15, 2, 5, 14, 11, 11, 6, 15, 12, 2, 3, 3, 2, 0, 14, 5, 2, 6, 8, 11, 3, 15, 16},
[]byte{13, 13},
[]byte{13, 13, 7},
[]byte{13, 13, 7, 10, 13, 9, 6, 7, 3, 15, 8, 2, 3, 4, 4, 4, 14, 5, 1, 9, 4, 13, 5, 10, 11, 0, 14, 12, 10, 9, 10, 1, 15, 11, 7, 11, 13, 3, 7, 7, 0, 13, 0, 15, 13, 12, 6, 2, 12, 14, 3, 14, 1, 8, 0, 0, 3, 7, 1, 5, 8, 7, 7, 3, 16},
[]byte{13, 13, 12},
[]byte{13, 13, 12, 4, 8, 10, 15, 11, 13, 11, 1, 6, 6, 1, 12, 8, 7, 8, 9, 11, 4, 4, 7, 15, 5, 8, 1, 10, 14, 0, 7, 14, 11, 1, 8, 6, 3, 11, 2, 4, 14, 5, 0, 8, 6, 5, 13, 15, 10, 12, 10, 12, 15, 0, 10, 14, 15, 7, 10, 4, 15, 9, 13, 12, 16},
[]byte{13, 14},
[]byte{13, 14, 6, 14, 6, 15, 12, 10, 14, 15, 12, 3, 9, 15, 0, 5, 14, 5, 9, 1, 2, 0, 1, 4, 0, 9, 3, 15, 3, 8, 9, 2, 6, 9, 8, 7, 11, 11, 7, 11, 1, 2, 5, 14, 5, 1, 11, 4, 9, 13, 13, 15, 11, 4, 9, 11, 0, 3, 14, 3, 6, 12, 5, 0, 16},
[]byte{14},
[]byte{14, 0},
[]byte{14, 0, 1, 5, 13, 2, 14, 4, 12, 0, 8, 5, 2, 9, 1, 6, 1, 1, 2, 9, 8, 4, 6, 0, 6, 0, 2, 11, 9, 1, 3, 11, 5, 15, 1, 9, 2, 7, 2, 7, 1, 5, 15, 12, 10, 10, 4, 8, 2, 5, 8, 14, 15, 14, 2, 4, 12, 15, 2, 1, 8, 8, 5, 14, 16},
[]byte{14, 1},
[]byte{14, 1, 14, 2, 3, 6, 9, 0, 14, 8, 9, 0, 12, 13, 14, 12, 6, 14, 11, 1, 9, 11, 0, 6, 15, 5, 13, 3, 1, 13, 4, 2, 2, 11, 5, 12, 1, 7, 11, 13, 4, 12, 4, 3, 5, 10, 15, 11, 2, 10, 2, 5, 3, 2, 1, 8, 0, 0, 1, 1, 4, 5, 3, 15, 16},
[]byte{14, 2},
[]byte{14, 2, 2},
[]byte{14, 2, 2, 13, 4, 9, 6, 12, 4, 2, 5, 4, 7, 9, 10, 12, 11, 4, 4, 5, 12, 4, 0, 4, 0, 11, 13, 11, 5, 14, 1, 7, 15, 10, 4, 6, 1, 13, 14, 1, 7, 5, 14, 10, 10, 10, 7, 7, 10, 10, 7, 9, 14, 2, 3, 11, 5, 11, 1, 9, 15, 7, 6, 1, 16},
[]byte{14, 2, 12},
[]byte{14, 2, 12, 8, 11, 11, 15, 9, 6, 2, 12, 3, 0, 10, 15, 14, 9, 12, 3, 5, 14, 9, 13, 7, 14, 0, 3, 6, 14, 15, 4, 9, 6, 11, 5, 2, 12, 11, 7, 7, 0, 12, 6, 4, 5, 10, 7, 6, 15, 2, 12, 14, 14, 5, 15, 8, 8, 1, 1, 10, 9, 8, 3, 0, 16},
[]byte{14, 3},
[]byte{14, 3, 6, 12, 0, 15, 1, 5, 4, 10, 3, 6, 5, 14, 0, 8, 6, 12, 6, 8, 7, 0, 5, 0, 12, 14, 14, 7, 4, 11, 13, 13, 13, 14, 9, 9, 9, 7, 10, 1, 13, 14, 13, 14, 11, 0, 14, 5, 5, 2, 1, 7, 3, 6, 8, 12, 0, 10, 11, 6, 11, 10, 10, 4, 16},
[]byte{14, 4},
[]byte{14, 4, 2, 9, 5, 12, 5, 10, 10, 0, 4, 3, 10, 6, 0, 13, 2, 7, 9, 8, 5, 4, 15, 7, 4, 2, 4, 14, 2, 1, 2, 5, 0, 13, 5, 12, 1, 14, 1, 15, 9, 9, 5, 9, 5, 4, 9, 14, 9, 0, 11, 12, 9, 2, 6, 13, 7, 0, 14, 9, 7, 0, 6, 8, 16},
[]byte{14, 5},
[]byte{14, 5, 5, 11, 7, 3, 4, 13, 15, 3, 5, 10, 11, 6, 13, 5, 7, 6, 6, 0, 7, 14, 0, 1, 12, 4, 2, 15, 2, 1, 13, 2, 7, 5, 12, 13, 9, 12, 0, 15, 8, 6, 15, 11, 11, 3, 1, 0, 0, 2, 4, 1, 10, 1, 4, 11, 10, 0, 12, 7, 6, 7, 2, 15, 16},
[]byte{14, 6},
[]byte{14, 6, 9},
[]byte{14, 6, 9, 0, 11, 2, 3, 9, 11, 10, 3, 10, 10, 15, 9, 9, 3, 14, 4, 4, 3, 10, 14, 1, 4, 10, 14, 15, 15, 12, 4, 4, 12, 15, 8, 13, 9, 9, 3, 1, 10, 7, 9, 11, 10, 14, 13, 9, 15, 10, 1, 4, 1, 13, 0, 14, 4, 5, 0, 6, 14, 1, 3, 1, 16},
[]byte{14, 6, 12},
[]byte{14, 6, 12, 0, 5, 12, 2, 14, 11, 10, 12, 6, 8, 13, 15, 1, 1, 0, 11, 9, 9, 6, 6, 12, 11, 15, 9, 2, 4, 1, 4, 10, 6, 13, 13, 12, 15, 3, 11, 6, 7, 15, 12, 7, 7, 9, 0, 1, 10, 5, 15, 10, 0, 4, 9, 13, 10, 0, 12, 15, 11, 1, 0, 9, 16},
[]byte{14, 7},
[]byte{14, 7, 4},
[]byte{14, 7, 4, 8, 3, 2, 0, 14, 13, 12, 6, 10, 9, 12, 3, 0, 13, 2, 4, 9, 13, 7, 5, 10, 15, 7, 4, 10, 1, 9, 10, 13, 14, 7, 15, 6, 9, 12, 5, 6, 14, 5, 14, 0, 13, 3, 10, 9, 10, 13, 11, 1, 7, 15, 14, 14, 1, 11, 0, 10, 4, 11, 14, 15, 16},
[]byte{14, 7, 12},
[]byte{14, 7, 12, 15, 1, 8, 11, 9, 6, 10, 1, 12, 1, 2, 5, 0, 7, 12, 9, 10, 9, 5, 11, 7, 15, 4, 8, 12, 3, 14, 0, 1, 2, 6, 5, 1, 7, 9, 3, 10, 1, 9, 6, 12, 14, 2, 11, 8, 1, 10, 10, 10, 6, 12, 11, 1, 8, 5, 13, 12, 0, 3, 11, 6, 16},
[]byte{14, 8},
[]byte{14, 8, 3},
[]byte{14, 8, 3, 12, 2, 12, 5, 6, 15, 3, 5, 1, 13, 8, 12, 2, 5, 8, 6, 3, 10, 5, 5, 14, 12, 14, 9, 3, 8, 15, 15, 12, 11, 6, 12, 13, 15, 2, 9, 7, 8, 14, 11, 3, 4, 14, 10, 1, 10, 1, 9, 5, 9, 1, 8, 8, 4, 13, 3, 8, 8, 5, 15, 3, 16},
[]byte{14, 8, 12},
[]byte{14, 8, 12, 0},
[]byte{14, 8, 12, 0, 7, 11, 10, 11, 8, 8, 2, 2, 14, 14, 14, 11, 8, 7, 5, 2, 3, 6, 14, 1, 4, 8, 15, 7, 8, 1, 3, 4, 1, 1, 5, 7, 15, 9, 11, 15, 12, 5, 6, 12, 1, 12, 5, 3, 9, 7, 2, 4, 8, 9, 15, 15, 4, 0, 0, 9, 6, 9, 5, 11, 16},
[]byte{14, 8, 12, 6},
[]byte{14, 8, 12, 6, 11, 4, 1, 0, 14, 2, 9, 8, 4, 11, 14, 3, 11, 14, 13, 9, 10, 8, 4, 11, 7, 6, 15, 11, 11, 13, 6, 4, 7, 15, 5, 15, 10, 5, 6, 14, 6, 5, 14, 3, 6, 12, 2, 6, 4, 9, 0, 3, 2, 7, 5, 10, 10, 2, 2, 12, 13, 11, 0, 13, 16},
[]byte{14, 10},
[]byte{14, 10, 6},
[]byte{14, 10, 6, 7, 4, 14, 6, 0, 3, 15, 6, 0, 11, 10, 1, 14, 2, 5, 2, 4, 1, 9, 13, 8, 6, 13, 0, 4, 8, 5, 15, 13, 3, 15, 4, 6, 12, 10, 6, 10, 11, 11, 15, 4, 12, 6, 5, 10, 15, 14, 14, 0, 10, 9, 11, 10, 2, 9, 0, 5, 9, 6, 5, 5, 16},
[]byte{14, 10, 12},
[]byte{14, 10, 12, 11, 11, 8, 6, 14, 12, 5, 1, 8, 11, 10, 10, 7, 1, 0, 13, 14, 10, 5, 14, 13, 9, 8, 6, 1, 6, 2, 15, 2, 1, 13, 15, 2, 10, 9, 8, 13, 2, 1, 1, 9, 15, 6, 12, 10, 12, 11, 11, 0, 1, 14, 8, 13, 9, 10, 7, 7, 10, 6, 2, 9, 16},
[]byte{14, 11},
[]byte{14, 11, 8},
[]byte{14, 11, 8, 8, 5, 15, 10, 3, 7, 14, 15, 7, 14, 6, 8, 6, 10, 7, 15, 8, 13, 13, 3, 13, 9, 0, 0, 4, 13, 14, 5, 5, 5, 5, 2, 6, 3, 1, 0, 14, 7, 8, 13, 12, 11, 15, 8, 5, 7, 12, 9, 11, 0, 10, 3, 1, 14, 4, 0, 11, 9, 7, 3, 6, 16},
[]byte{14, 11, 13},
[]byte{14, 11, 13, 4, 13, 9, 6, 4, 13, 15, 1, 9, 12, 1, 5, 9, 8, 13, 3, 12, 14, 8, 3, 5, 4, 4, 9, 8, 15, 4, 15, 0, 12, 10, 13, 11, 3, 9, 13, 7, 0, 0, 10, 15, 1, 5, 11, 10, 6, 10, 4, 2, 15, 8, 15, 6, 4, 4, 4, 12, 2, 7, 13, 0, 16},
[]byte{14, 12},
[]byte{14, 12, 10, 6, 12, 13, 13, 9, 7, 6, 8, 0, 9, 0, 15, 9, 0, 9, 6, 0, 12, 15, 9, 11, 10, 13, 4, 7, 7, 0, 5, 12, 10, 3, 11, 1, 9, 10, 5, 4, 12, 8, 14, 12, 8, 1, 8, 6, 14, 2, 9, 8, 7, 15, 15, 13, 13, 3, 10, 8, 4, 3, 5, 11, 16},
[]byte{14, 14},
[]byte{14, 14, 3},
[]byte{14, 14, 3, 1, 7, 10, 7, 2, 12, 6, 6, 0, 4, 14, 9, 14, 4, 10, 11, 12, 11, 10, 1, 10, 13, 9, 13, 6, 1, 5, 9, 10, 0, 0, 13, 9, 1, 6, 8, 5, 5, 8, 11, 14, 8, 1, 9, 14, 4, 3, 9, 3, 9, 3, 6, 10, 10, 1, 14, 14, 14, 4, 3, 2, 16},
[]byte{14, 14, 9},
[]byte{14, 14, 9, 13, 6, 9, 15, 0, 2, 13, 1, 2, 4, 5, 9, 8, 5, 12, 10, 11, 3, 14, 13, 8, 1, 6, 11, 12, 8, 6, 1, 7, 7, 12, 8, 3, 14, 0, 7, 0, 1, 12, 12, 5, 5, 1, 5, 13, 14, 9, 9, 3, 2, 10, 10, 0, 6, 5, 8, 8, 6, 4, 0, 7, 16},
[]byte{15},
[]byte{15, 0},
[]byte{15, 0, 3, 13, 11, 4, 15, 6, 1, 5, 4, 7, 12, 9, 13, 8, 12, 5, 8, 11, 4, 15, 3, 7, 15, 8, 4, 15, 7, 4, 14, 15, 15, 7, 6, 7, 12, 2, 4, 12, 15, 8, 1, 11, 9, 5, 7, 6, 6, 2, 14, 9, 6, 6, 2, 2, 15, 2, 10, 12, 4, 13, 1, 9, 16},
[]byte{15, 5},
[]byte{15, 5, 11, 6, 9, 3, 0, 8, 5, 11, 14, 11, 2, 1, 11, 0, 8, 7, 8, 12, 7, 14, 5, 15, 10, 11, 7, 5, 1, 9, 12, 14, 0, 13, 6, 1, 0, 5, 3, 5, 4, 12, 15, 6, 7, 4, 4, 13, 11, 15, 11, 7, 3, 14, 3, 7, 4, 5, 14, 9, 2, 9, 14, 4, 16},
[]byte{15, 6},
[]byte{15, 6, 7, 15, 4, 7, 0, 13, 15, 1, 5, 12, 8, 8, 11, 9, 11, 14, 10, 15, 3, 15, 10, 13, 7, 2, 8, 9, 0, 10, 6, 4, 15, 8, 8, 5, 1, 13, 0, 1, 14, 12, 14, 5, 4, 6, 11, 0, 12, 9, 15, 11, 3, 11, 13, 15, 9, 2, 0, 4, 1, 10, 3, 5, 16},
[]byte{15, 9},
[]byte{15, 9, 0},
[]byte{15, 9, 0, 8, 13, 7, 8, 5, 12, 14, 15, 1, 10, 11, 12, 9, 15, 12, 14, 10, 5, 5, 12, 0, 7, 4, 9, 0, 13, 1, 6, 11, 4, 8, 2, 5, 14, 8, 10, 6, 10, 7, 12, 8, 15, 11, 1, 5, 7, 14, 13, 2, 9, 0, 0, 11, 15, 4, 10, 15, 5, 8, 11, 9, 16},
[]byte{15, 9, 2},
[]byte{15, 9, 2, 15, 9, 9, 1, 1, 14, 6, 13, 5, 11, 4, 0, 14, 4, 6, 15, 5, 7, 4, 13, 11, 0, 10, 4, 0, 6, 13, 3, 6, 0, 15, 9, 1, 12, 8, 13, 14, 8, 4, 2, 13, 14, 13, 4, 8, 12, 8, 12, 6, 9, 9, 0, 8, 0, 9, 8, 5, 11, 4, 12, 15, 16},
[]byte{15, 9, 3},
[]byte{15, 9, 3, 13, 4, 4, 7, 15, 12, 15, 8, 6, 15, 8, 4, 7, 14, 6, 6, 0, 9, 11, 15, 11, 3, 1, 0, 0, 10, 10, 5, 13, 0, 7, 13, 15, 3, 7, 15, 2, 12, 7, 2, 12, 11, 12, 4, 9, 6, 1, 14, 3, 10, 0, 15, 8, 6, 10, 7, 12, 2, 4, 11, 7, 16},
[]byte{15, 11},
[]byte{15, 11, 1},
[]byte{15, 11, 1, 13, 6, 7, 9, 7, 7, 9, 6, 10, 13, 9, 14, 13, 13, 1, 11, 8, 11, 4, 1, 0, 3, 0, 0, 3, 5, 10, 0, 0, 3, 14, 11, 6, 2, 8, 6, 10, 14, 2, 15, 12, 1, 10, 8, 2, 9, 6, 11, 5, 0, 9, 8, 9, 1, 10, 12, 15, 10, 0, 3, 3, 16},
[]byte{15, 11, 6},
[]byte{15, 11, 6, 10, 11, 5, 1, 1, 12, 15, 5, 11, 12, 11, 1, 5, 7, 15, 8, 3, 3, 2, 4, 1, 14, 7, 4, 14, 10, 13, 7, 1, 2, 8, 10, 2, 1, 8, 1, 8, 12, 2, 11, 5, 0, 8, 0, 11, 14, 2, 1, 14, 14, 9, 15, 8, 5, 15, 15, 5, 13, 5, 2, 3, 16},
[]byte{15, 12},
[]byte{15, 12, 3},
[]byte{15, 12, 3, 9, 11, 11, 12, 15, 0, 8, 8, 1, 8, 14, 12, 3, 3, 2, 9, 14, 5, 7, 6, 9, 13, 15, 15, 3, 15, 11, 13, 10, 13, 6, 6, 14, 6, 3, 1, 2, 10, 9, 6, 1, 10, 12, 11, 3, 2, 12, 1, 11, 2, 0, 3, 14, 13, 15, 7, 0, 10, 14, 11, 10, 16},
[]byte{15, 12, 14},
[]byte{15, 12, 14, 7},
[]byte{15, 12, 14, 7, 3, 2, 1, 15, 2, 7, 8, 10, 2, 9, 7, 3, 11, 15, 5, 12, 6, 7, 7, 5, 7, 14, 10, 7, 6, 9, 0, 6, 4, 9, 2, 9, 5, 13, 5, 3, 9, 6, 7, 13, 10, 10, 3, 10, 14, 8, 5, 8, 6, 9, 5, 11, 14, 3, 3, 6, 10, 11, 14, 2, 16},
[]byte{15, 12, 14, 13},
[]byte{15, 12, 14, 13, 3, 4, 0, 8, 8, 5, 8, 2, 11, 4, 10, 7, 8, 15, 6, 1, 1, 12, 7, 3, 6, 6, 1, 9, 5, 14, 3, 14, 9, 4, 15, 9, 0, 8, 0, 6, 3, 7, 15, 4, 1, 0, 4, 11, 11, 11, 13, 0, 13, 0, 7, 15, 15, 11, 7, 8, 3, 13, 4, 9, 16},
[]byte{15, 13},
[]byte{15, 13, 15, 10, 12, 15, 5, 4, 8, 3, 15, 13, 13, 10, 2, 15, 12, 9, 8, 13, 0, 8, 11, 12, 12, 14, 1, 10, 6, 8, 13, 5, 13, 3, 0, 8, 13, 3, 10, 13, 8, 8, 14, 14, 2, 1, 11, 5, 0, 0, 0, 4, 15, 13, 6, 9, 4, 11, 10, 6, 15, 8, 0, 5, 16},
[]byte{15, 14},
[]byte{15, 14, 6, 10, 5, 8, 2, 0, 7, 7, 5, 0, 1, 9, 7, 15, 4, 8, 12, 11, 9, 0, 8, 6, 4, 0, 9, 6, 8, 5, 0, 2, 5, 9, 8, 4, 5, 12, 2, 12, 8, 14, 9, 0, 12, 7, 4, 4, 3, 3, 3, 2, 5, 12, 0, 11, 1, 4, 4, 11, 15, 8, 11, 11, 16},
[]byte{15, 15},
[]byte{15, 15, 15, 10, 0, 14, 10, 14, 2, 6, 8, 0, 3, 8, 12, 15, 10, 9, 8, 4, 6, 4, 7, 10, 1, 13, 0, 6, 3, 5, 11, 14, 11, 8, 6, 14, 13, 10, 9, 15, 11, 7, 11, 5, 0, 0, 6, 8, 8, 15, 3, 1, 8, 9, 5, 2, 0, 12, 15, 10, 9, 14, 14, 5, 16},
}

164
concurrent_iterator/iterator.go Normal file
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@ -0,0 +1,164 @@
//
// Copyright © 2020 Vulcanize, Inc
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package iterator
import (
"bytes"
"math/bits"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/trie"
)
// PrefixBoundIterator is a NodeIterator constrained by a lower & upper bound (as hex path prefixes)
type PrefixBoundIterator struct {
trie.NodeIterator
StartPath []byte
EndPath []byte
}
func (it *PrefixBoundIterator) Next(descend bool) bool {
if it.EndPath == nil {
return it.NodeIterator.Next(descend)
}
if !it.NodeIterator.Next(descend) {
return false
}
// stop if underlying iterator went past endKey
cmp := bytes.Compare(it.Path(), it.EndPath)
return cmp <= 0
}
// Iterator with an upper bound value (hex path prefix)
func NewPrefixBoundIterator(it trie.NodeIterator, from []byte, to []byte) *PrefixBoundIterator {
return &PrefixBoundIterator{NodeIterator: it, StartPath: from, EndPath: to}
}
// generates nibble slice prefixes at uniform intervals
type prefixGenerator struct {
current []byte
step byte
stepIndex uint
}
func newPrefixGenerator(nbins uint) prefixGenerator {
if bits.OnesCount(nbins) != 1 {
panic("nbins must be a power of 2")
}
// determine step dist. and path index at which to step
var step byte
var stepIndex uint
for ; nbins != 0; stepIndex++ {
divisor := byte(nbins & 0xF)
if divisor != 0 {
step = 0x10 / divisor
}
nbins = nbins >> 4
}
return prefixGenerator{
current: make([]byte, stepIndex),
step: step,
stepIndex: stepIndex - 1,
}
}
func (gen *prefixGenerator) Value() []byte {
return gen.current
}
func (gen *prefixGenerator) HasNext() bool {
return gen.current[0] < 0x10
}
func (gen *prefixGenerator) Next() {
// increment the cursor, and handle overflow
gen.current[gen.stepIndex] += gen.step
overflow := false
for ix := 0; ix < len(gen.current); ix++ {
rix := len(gen.current) - 1 - ix // index in prefix is reverse
if overflow { // apply overflow
gen.current[rix]++
overflow = false
}
// detect overflow at this index
if rix != 0 && gen.current[rix] > 0xf {
gen.current[rix] = 0
overflow = true
}
}
}
// Generates paths that cut trie domain into `nbins` uniform conterminous bins (w/ opt. prefix)
// eg. MakePaths([], 2) => [[0] [8]]
// MakePaths([4], 32) => [[4 0 0] [4 0 8] [4 1 0]... [4 f 8]]
func MakePaths(prefix []byte, nbins uint) [][]byte {
var res [][]byte
for it := newPrefixGenerator(nbins); it.HasNext(); it.Next() {
next := make([]byte, len(prefix))
copy(next, prefix)
next = append(next, it.Value()...)
res = append(res, next)
}
return res
}
func eachPrefixRange(prefix []byte, nbins uint, callback func([]byte, []byte)) {
prefixes := MakePaths(prefix, nbins)
prefixes = append(prefixes, nil) // include tail
prefixes[0] = nil // set bin 0 left bound to nil to include root
for i := 0; i < len(prefixes)-1; i++ {
key := prefixes[i]
if len(key)%2 != 0 { // zero-pad for odd-length keys
key = append(key, 0)
}
callback(key, prefixes[i+1])
}
}
// Cut a trie by path prefix, returning `nbins` iterators covering its subtries
func SubtrieIterators(tree state.Trie, nbins uint) []trie.NodeIterator {
var iters []trie.NodeIterator
eachPrefixRange(nil, nbins, func(from []byte, to []byte) {
it := tree.NodeIterator(HexToKeyBytes(from))
iters = append(iters, NewPrefixBoundIterator(it, from, to))
})
return iters
}
// Factory for per-bin subtrie iterators
type SubtrieIteratorFactory struct {
tree state.Trie
startPaths, endPaths [][]byte
}
func (fac *SubtrieIteratorFactory) Length() int { return len(fac.startPaths) }
func (fac *SubtrieIteratorFactory) IteratorAt(bin uint) *PrefixBoundIterator {
it := fac.tree.NodeIterator(HexToKeyBytes(fac.startPaths[bin]))
return NewPrefixBoundIterator(it, fac.startPaths[bin], fac.endPaths[bin])
}
// Cut a trie by path prefix, returning `nbins` iterators covering its subtries
func NewSubtrieIteratorFactory(tree state.Trie, nbins uint) SubtrieIteratorFactory {
starts := make([][]byte, 0, nbins)
ends := make([][]byte, 0, nbins)
eachPrefixRange(nil, nbins, func(key []byte, endKey []byte) {
starts = append(starts, key)
ends = append(ends, endKey)
})
return SubtrieIteratorFactory{tree: tree, startPaths: starts, endPaths: ends}
}

100
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package iterator_test
import (
"bytes"
"fmt"
"testing"
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/core/state"
iter "github.com/vulcanize/go-eth-state-node-iterator"
fixt "github.com/vulcanize/go-eth-state-node-iterator/fixture"
)
func TestMakePaths(t *testing.T) {
var prefix []byte
for i := 0; i < 4; i++ {
nbins := uint(1) << i
paths := iter.MakePaths(prefix, nbins)
if len(paths) != int(nbins) {
t.Errorf("wrong number of paths; expected %d, have %d", nbins, len(paths))
}
}
}
func TestIterator(t *testing.T) {
edb, err := rawdb.NewLevelDBDatabaseWithFreezer(
fixt.ChainDataPath, 1024, 256, fixt.AncientDataPath,
"eth-pg-ipfs-state-snapshot", false,
)
if err != nil {
t.Fatal(err)
}
defer edb.Close()
height := uint64(1)
hash := rawdb.ReadCanonicalHash(edb, height)
header := rawdb.ReadHeader(edb, hash, height)
if header == nil {
t.Fatalf("unable to read canonical header at height %d", height)
}
sdb := state.NewDatabase(edb)
tree, err := sdb.OpenTrie(header.Root)
if err != nil {
t.Fatal(err)
}
t.Run("in bounds", func(t *testing.T) {
type testCase struct {
lower, upper []byte
}
cases := []testCase{
{nil, []byte{0, 0}},
{[]byte{1, 0}, []byte{2, 0}},
{[]byte{3, 5}, []byte{4, 2, 0}},
{[]byte{5, 6, 9, 0}, []byte{7, 0}},
{[]byte{8, 0}, []byte{8, 0}},
{[]byte{8, 0}, []byte{7, 0}},
}
runCase := func(t *testing.T, tc testCase) {
it := iter.NewPrefixBoundIterator(tree.NodeIterator(iter.HexToKeyBytes(tc.lower)), tc.lower, tc.upper)
for it.Next(true) {
if bytes.Compare(it.Path(), tc.lower) < 0 {
t.Fatalf("iterator outside lower bound: %v", it.Path())
}
if bytes.Compare(tc.upper, it.Path()) < 0 {
t.Fatalf("iterator outside upper bound: %v <= %v", tc.upper, it.Path())
}
}
}
for _, tc := range cases {
t.Run("case", func(t *testing.T) { runCase(t, tc) })
}
})
t.Run("trie is covered", func(t *testing.T) {
allPaths := fixt.Block1_Paths
cases := []uint{1, 2, 4, 8, 16, 32}
runCase := func(t *testing.T, nbins uint) {
iters := iter.SubtrieIterators(tree, nbins)
ix := 0
for b := uint(0); b < nbins; b++ {
for it := iters[b]; it.Next(true); ix++ {
if !bytes.Equal(allPaths[ix], it.Path()) {
t.Fatalf("wrong path value\nexpected:\t%v\nactual:\t\t%v",
allPaths[ix], it.Path())
}
}
// if the last node path was even-length, it will be duplicated
if len(allPaths[ix-1])&0b1 == 0 {
ix--
}
}
}
for _, tc := range cases {
t.Run(fmt.Sprintf("%d bins", tc), func(t *testing.T) { runCase(t, tc) })
}
})
}

243
concurrent_iterator/tracker/tracker.go Normal file
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package tracker
import (
"bytes"
"context"
"encoding/csv"
"fmt"
"os"
"os/signal"
"syscall"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/trie"
log "github.com/sirupsen/logrus"
iter "github.com/vulcanize/go-eth-state-node-iterator"
)
type Tracker struct {
recoveryFile string
startChan chan *Iterator
stopChan chan *Iterator
started map[*Iterator]struct{}
stopped []*Iterator
running bool
}
type Iterator struct {
trie.NodeIterator
tracker *Tracker
SeekedPath []byte // latest path seeked from the tracked iterator
EndPath []byte // endPath for the tracked iterator
}
func New(file string, buf uint) Tracker {
return Tracker{
recoveryFile: file,
startChan: make(chan *Iterator, buf),
stopChan: make(chan *Iterator, buf),
started: map[*Iterator]struct{}{},
running: true,
}
}
func (tr *Tracker) CaptureSignal(cancelCtx context.CancelFunc) {
sigChan := make(chan os.Signal, 1)
signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
go func() {
sig := <-sigChan
log.Errorf("Signal received (%v), stopping", sig)
// cancel context on receiving a signal
// on ctx cancellation, all the iterators complete processing of their current node before stopping
cancelCtx()
}()
}
// Wraps an iterator in a Iterator. This should not be called once halts are possible.
func (tr *Tracker) Tracked(it trie.NodeIterator, recoveredPath []byte) (ret *Iterator) {
// create seeked path of max capacity (65)
iterSeekedPath := make([]byte, 0, 65)
// intially populate seeked path with the recovered path
// to be used in trie traversal
if recoveredPath != nil {
iterSeekedPath = append(iterSeekedPath, recoveredPath...)
}
// if the iterator being tracked is a PrefixBoundIterator, capture it's end path
// to be used in trie traversal
var endPath []byte
if boundedIter, ok := it.(*iter.PrefixBoundIterator); ok {
endPath = boundedIter.EndPath
}
ret = &Iterator{it, tr, iterSeekedPath, endPath}
tr.startChan <- ret
return
}
// explicitly stops an iterator
func (tr *Tracker) StopIterator(it *Iterator) {
tr.stopChan <- it
}
// dumps iterator path and bounds to a text file so it can be restored later
func (tr *Tracker) dump() error {
log.Debugf("Dumping recovery state to: %s", tr.recoveryFile)
var rows [][]string
for it := range tr.started {
var startPath []byte
var endPath []byte
if impl, ok := it.NodeIterator.(*iter.PrefixBoundIterator); ok {
// if the iterator being tracked is a PrefixBoundIterator,
// initialize start and end paths with its bounds
startPath = impl.StartPath
endPath = impl.EndPath
}
// if seeked path and iterator path are non-empty, use iterator's path as startpath
if !bytes.Equal(it.SeekedPath, []byte{}) && !bytes.Equal(it.Path(), []byte{}) {
startPath = it.Path()
}
rows = append(rows, []string{
fmt.Sprintf("%x", startPath),
fmt.Sprintf("%x", endPath),
fmt.Sprintf("%x", it.SeekedPath),
})
}
file, err := os.Create(tr.recoveryFile)
if err != nil {
return err
}
defer file.Close()
out := csv.NewWriter(file)
return out.WriteAll(rows)
}
// attempts to read iterator state from file
// if file doesn't exist, returns an empty slice with no error
func (tr *Tracker) Restore(tree state.Trie) ([]trie.NodeIterator, error) {
file, err := os.Open(tr.recoveryFile)
if err != nil {
if os.IsNotExist(err) {
return nil, nil
}
return nil, err
}
log.Debugf("Restoring recovery state from: %s", tr.recoveryFile)
defer file.Close()
in := csv.NewReader(file)
in.FieldsPerRecord = 3
rows, err := in.ReadAll()
if err != nil {
return nil, err
}
var ret []trie.NodeIterator
for _, row := range rows {
// pick up where each interval left off
var startPath []byte
var endPath []byte
var recoveredPath []byte
if len(row[0]) != 0 {
if _, err = fmt.Sscanf(row[0], "%x", &startPath); err != nil {
return nil, err
}
}
if len(row[1]) != 0 {
if _, err = fmt.Sscanf(row[1], "%x", &endPath); err != nil {
return nil, err
}
}
if len(row[2]) != 0 {
if _, err = fmt.Sscanf(row[2], "%x", &recoveredPath); err != nil {
return nil, err
}
}
// force the lower bound path to an even length (required by geth API/HexToKeyBytes)
if len(startPath)&0b1 == 1 {
// decrement first to avoid skipped nodes
decrementPath(startPath)
startPath = append(startPath, 0)
}
it := iter.NewPrefixBoundIterator(tree.NodeIterator(iter.HexToKeyBytes(startPath)), startPath, endPath)
ret = append(ret, tr.Tracked(it, recoveredPath))
}
log.Debugf("Restored %d iterators", len(ret))
return ret, nil
}
func (tr *Tracker) HaltAndDump() error {
tr.running = false
// drain any pending iterators
close(tr.startChan)
for start := range tr.startChan {
tr.started[start] = struct{}{}
}
close(tr.stopChan)
for stop := range tr.stopChan {
tr.stopped = append(tr.stopped, stop)
}
for _, stop := range tr.stopped {
delete(tr.started, stop)
}
if len(tr.started) == 0 {
// if the tracker state is empty, erase any existing recovery file
err := os.Remove(tr.recoveryFile)
if os.IsNotExist(err) {
err = nil
}
return err
}
return tr.dump()
}
func (it *Iterator) Next(descend bool) bool {
ret := it.NodeIterator.Next(descend)
if !ret {
if it.tracker.running {
it.tracker.stopChan <- it
} else {
log.Errorf("iterator stopped after tracker halted: path=%x", it.Path())
}
}
return ret
}
// Subtracts 1 from the last byte in a path slice, carrying if needed.
// Does nothing, returning false, for all-zero inputs.
func decrementPath(path []byte) bool {
// check for all zeros
allzero := true
for i := 0; i < len(path); i++ {
allzero = allzero && path[i] == 0
}
if allzero {
return false
}
for i := len(path) - 1; i >= 0; i-- {
val := path[i]
path[i]--
if val == 0 {
path[i] = 0xf
} else {
return true
}
}
return true
}

49
concurrent_iterator/util.go Normal file
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package iterator
import (
"bytes"
"github.com/ethereum/go-ethereum/trie"
)
func CompareNodes(a, b trie.NodeIterator) int {
if cmp := bytes.Compare(a.Path(), b.Path()); cmp != 0 {
return cmp
}
if a.Leaf() && !b.Leaf() {
return -1
} else if b.Leaf() && !a.Leaf() {
return 1
}
if cmp := bytes.Compare(a.Hash().Bytes(), b.Hash().Bytes()); cmp != 0 {
return cmp
}
if a.Leaf() && b.Leaf() {
return bytes.Compare(a.LeafBlob(), b.LeafBlob())
}
return 0
}
// hexToKeyBytes turns hex nibbles into key bytes.
// This can only be used for keys of even length.
func HexToKeyBytes(hex []byte) []byte {
if hasTerm(hex) {
hex = hex[:len(hex)-1]
}
if len(hex)&1 != 0 {
panic("can't convert hex key of odd length")
}
key := make([]byte, len(hex)/2)
decodeNibbles(hex, key)
return key
}
func decodeNibbles(nibbles []byte, bytes []byte) {
for bi, ni := 0, 0; ni < len(nibbles); bi, ni = bi+1, ni+2 {
bytes[bi] = nibbles[ni]<<4 | nibbles[ni+1]
}
}
// hasTerm returns whether a hex key has the terminator flag.
func hasTerm(s []byte) bool {
return len(s) > 0 && s[len(s)-1] == 16
}