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FA-84336 / Sports scoring and tiebreakers / Open access

Majority draw labelled as a split draw · case 01

A 1-0-2 card is announced as a split draw.

Verified by executionVariant 1 · 9 checks per implementationDownload source bundle ↓JSON ↗

ROOT CAUSE

The two-draw branch is missing from the draw classification.

VERIFIED REPAIR

Two drawn cards make a majority draw.

Unsuccessful approach: Treating any drawn card as a majority draw mislabels 1-1-1 split draws.

Case contract

Ten-point-must decision. cards is three judge cards, each a list of [a_points, b_points] per round; deductions is [a_deducted, b_deducted] applied to every judge's totals. Each judge favours the higher total or scores a draw. Two or more judges for one fighter: "unanimous decision" if the other two agree, "split decision" if one judge favours the opponent, "majority decision" if one judge scores a draw. Otherwise: three draws "unanimous draw", two draws "majority draw", else "split draw". Return [result, winner or None, ["a-b" totals per judge]].

Why this case matters

Fight-result feeds classify decisions from judges' cards after deductions.

1 / The failure

Exit 1
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(cards, deductions):
    verdicts = []
    strs = []
    for card in cards:
        ta = sum(r[0] for r in card) - deductions[0]
        tb = sum(r[1] for r in card) - deductions[1]
        verdicts.append('A' if ta > tb else ('B' if tb > ta else 'D'))
        strs.append('%d-%d' % (ta, tb))
    a = verdicts.count('A')
    b = verdicts.count('B')
    d = verdicts.count('D')
    if a >= 2 or b >= 2:
        w = 'A' if a >= 2 else 'B'
        loser_votes = b if w == 'A' else a
        if loser_votes == 1:
            kind = 'split decision'
        elif d == 1:
            kind = 'majority decision'
        else:
            kind = 'unanimous decision'
        return [kind, w, strs]
    if d == 3:
        kind = 'unanimous draw'
    else:
        kind = 'split draw'
    return [kind, None, strs]
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
def run(args):
    try:
        return solve(*args)
    except Exception as exc:
        return 'raised ' + type(exc).__name__
cases = [[('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[10, 9],
      [8, 10],
      [10, 9],
      [8, 10],
      [10, 9],
      [10, 9],
      [10, 10],
      [8, 10],
      [10, 9],
      [10, 9],
      [8, 10],
      [10, 8]],
     [[8, 10],
      [10, 9],
      [9, 10],
      [10, 10],
      [10, 9],
      [9, 10],
      [9, 10],
      [10, 9],
      [10, 9],
      [10, 9],
      [10, 10],
      [9, 10]],
     [[10, 8],
      [8, 10],
      [10, 10],
      [10, 8],
      [10, 10],
      [9, 10],
      [9, 10],
      [10, 10],
      [10, 8],
      [10, 8],
      [10, 9],
      [10, 8]]],
    [0, 0]),
   ['split draw', None, ['112-112', '114-115', '116-109']]),
  ('regression: draw labels',
   ([[[9, 10], [9, 10], [10, 10], [9, 10]],
     [[10, 10], [10, 9], [8, 10], [10, 10]],
     [[10, 9], [9, 10], [8, 10], [10, 9]]],
    [0, 1]),
   ['majority draw', None, ['37-39', '38-38', '37-37']]),
  ('variant scenario 1',
   ([[[10, 8], [10, 9], [10, 8], [9, 10]],
     [[8, 10], [10, 9], [9, 10], [8, 10]],
     [[10, 8], [8, 10], [9, 10], [10, 8]]],
    [0, 0]),
   ['split decision', 'A', ['39-35', '35-39', '37-36']]),
  ('variant scenario 2',
   ([[[10, 10], [9, 10], [8, 10], [10, 10]],
     [[8, 10], [10, 8], [8, 10], [10, 9]],
     [[10, 10], [10, 10], [9, 10], [10, 9]]],
    [0, 0]),
   ['majority decision', 'B', ['37-40', '36-37', '39-39']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[8, 10],
      [10, 9],
      [10, 8],
      [8, 10],
      [8, 10],
      [10, 9],
      [10, 10],
      [10, 9],
      [10, 10],
      [10, 9],
      [9, 10],
      [10, 10]],
     [[10, 9],
      [10, 9],
      [10, 10],
      [10, 8],
      [10, 9],
      [9, 10],
      [10, 10],
      [10, 10],
      [10, 9],
      [10, 8],
      [10, 10],
      [8, 10]],
     [[9, 10],
      [10, 9],
      [8, 10],
      [8, 10],
      [10, 9],
      [9, 10],
      [8, 10],
      [9, 10],
      [10, 8],
      [8, 10],
      [9, 10],
      [10, 8]]],
    [0, 1]),
   ['split draw', None, ['113-113', '117-111', '108-113']]),
  ('regression: draw labels',
   ([[[9, 10], [10, 10], [10, 10], [10, 8]],
     [[8, 10], [10, 9], [10, 9], [10, 10]],
     [[9, 10], [9, 10], [10, 9], [10, 9]]],
    [0, 0]),
   ['majority draw', None, ['39-38', '38-38', '38-38']]),
  ('variant scenario 1',
   ([[[8, 10], [10, 9], [10, 10], [10, 9]],
     [[10, 9], [10, 8], [10, 9], [10, 9]],
     [[10, 9], [10, 10], [10, 10], [10, 9]]],
    [1, 1]),
   ['majority decision', 'A', ['37-37', '39-34', '39-37']]),
  ('variant scenario 2',
   ([[[9, 10],
      [8, 10],
      [10, 8],
      [8, 10],
      [10, 8],
      [10, 9],
      [9, 10],
      [8, 10],
      [10, 9],
      [8, 10],
      [9, 10],
      [10, 10]],
     [[10, 8],
      [10, 8],
      [10, 9],
      [10, 10],
      [8, 10],
      [8, 10],
      [9, 10],
      [8, 10],
      [10, 9],
      [10, 9],
      [10, 10],
      [10, 10]],
     [[9, 10],
      [10, 10],
      [9, 10],
      [10, 9],
      [10, 8],
      [9, 10],
      [10, 8],
      [9, 10],
      [10, 9],
      [10, 10],
      [10, 8],
      [10, 10]]],
    [1, 1]),
   ['split draw', None, ['108-113', '112-112', '115-111']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[9, 10], [10, 10], [10, 9], [10, 9], [9, 10], [10, 8]],
     [[10, 9], [9, 10], [10, 8], [9, 10], [9, 10], [10, 9]],
     [[9, 10], [10, 8], [10, 10], [10, 10], [8, 10], [10, 8]]],
    [1, 0]),
   ['majority draw', None, ['57-56', '56-56', '56-56']]),
  ('regression: draw labels',
   ([[[10, 8], [10, 8], [8, 10], [10, 9], [9, 10], [10, 9], [8, 10], [8, 10], [8, 10], [10, 10]],
     [[8, 10], [10, 8], [10, 10], [8, 10], [10, 10], [10, 9], [9, 10], [9, 10], [10, 8], [10, 10]],
     [[10, 10], [10, 9], [10, 9], [10, 8], [8, 10], [10, 8], [10, 10], [10, 10], [10, 8], [9, 10]]],
    [0, 1]),
   ['split draw', None, ['91-93', '94-94', '97-91']]),
  ('variant scenario 1',
   ([[[10, 9], [10, 9], [10, 8], [10, 9]],
     [[9, 10], [10, 8], [10, 9], [9, 10]],
     [[8, 10], [8, 10], [10, 10], [10, 10]]],
    [0, 0]),
   ['split decision', 'A', ['40-35', '38-37', '36-40']]),
  ('variant scenario 2',
   ([[[10, 10], [10, 9], [10, 10], [10, 9], [10, 9], [10, 9], [9, 10], [8, 10], [10, 8], [10, 9]],
     [[10, 8], [10, 9], [10, 9], [10, 8], [9, 10], [8, 10], [8, 10], [9, 10], [10, 10], [9, 10]],
     [[8, 10], [10, 8], [10, 10], [10, 8], [10, 9], [10, 10], [10, 9], [10, 9], [10, 9], [10, 9]]],
    [1, 0]),
   ['split decision', 'A', ['96-93', '92-94', '97-91']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[9, 10], [10, 9], [8, 10], [8, 10], [10, 10], [9, 10]],
     [[10, 9], [9, 10], [10, 9], [10, 10], [10, 9], [9, 10]],
     [[10, 9], [9, 10], [10, 8], [10, 8], [10, 10], [10, 8]]],
    [1, 0]),
   ['split draw', None, ['53-59', '57-57', '58-53']]),
  ('regression: draw labels',
   ([[[10, 9], [8, 10], [10, 9], [10, 8], [10, 10], [10, 10], [10, 8], [8, 10], [10, 10], [9, 10]],
     [[10, 10], [10, 8], [10, 9], [10, 9], [10, 9], [9, 10], [8, 10], [10, 9], [10, 10], [10, 8]],
     [[10, 9], [9, 10], [10, 9], [10, 9], [10, 9], [10, 9], [10, 10], [8, 10], [9, 10], [10, 10]]],
    [1, 0]),
   ['majority draw', None, ['94-94', '96-92', '95-95']]),
  ('variant scenario 1',
   ([[[10, 9], [10, 8], [10, 9], [10, 9]],
     [[10, 8], [8, 10], [8, 10], [8, 10]],
     [[10, 10], [10, 9], [10, 8], [10, 10]]],
    [1, 1]),
   ['split decision', 'A', ['39-34', '33-37', '39-36']]),
  ('variant scenario 2',
   ([[[10, 10], [10, 9], [10, 8], [8, 10], [9, 10], [10, 8]],
     [[10, 8], [10, 10], [10, 8], [8, 10], [10, 8], [10, 9]],
     [[10, 10], [10, 8], [10, 8], [8, 10], [10, 8], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['57-55', '58-53', '58-53']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[8, 10], [9, 10], [8, 10], [10, 9], [10, 9], [9, 10]],
     [[10, 10], [8, 10], [10, 9], [9, 10], [10, 9], [10, 9]],
     [[10, 9], [10, 10], [10, 8], [10, 8], [8, 10], [10, 9]]],
    [0, 0]),
   ['split draw', None, ['54-58', '57-57', '58-54']]),
  ('regression: draw labels',
   ([[[10, 9]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['majority draw', None, ['10-9', '10-10', '10-10']]),
  ('variant scenario 1',
   ([[[10, 8], [10, 8], [9, 10], [9, 10], [8, 10], [9, 10]],
     [[10, 8], [10, 9], [10, 9], [10, 8], [8, 10], [10, 9]],
     [[10, 10], [10, 10], [10, 10], [10, 8], [10, 8], [8, 10]]],
    [1, 0]),
   ['split decision', 'A', ['54-56', '57-53', '57-56']]),
  ('variant scenario 2',
   ([[[10, 9], [10, 8], [10, 9], [9, 10], [10, 9], [10, 10], [9, 10], [10, 10], [10, 9], [10, 10]],
     [[9, 10], [10, 9], [8, 10], [10, 9], [10, 10], [8, 10], [8, 10], [10, 10], [10, 8], [8, 10]],
     [[10, 8], [9, 10], [8, 10], [9, 10], [9, 10], [10, 10], [10, 9], [10, 9], [9, 10], [10, 9]]],
    [2, 0]),
   ['split decision', 'B', ['96-94', '89-96', '92-95']])]]
for label, args, expected in cases[N - 1]:
    check(label, run(args), expected)
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
control unanimous['unanimous decision', 'A', ['30-27', '30-27', '30-27']]['unanimous decision', 'A', ['30-27', '30-27', '30-27']]Passed
boundary split decision['split decision', 'A', ['29-28', '29-28', '28-29']]['split decision', 'A', ['29-28', '29-28', '28-29']]Passed
boundary deduction creates draw['split draw', None, ['18-18', '18-18', '17-19']]['majority draw', None, ['18-18', '18-18', '17-19']]Failed
control split draw['split draw', None, ['10-9', '9-10', '10-10']]['split draw', None, ['10-9', '9-10', '10-10']]Passed
control unanimous draw['unanimous draw', None, ['10-10', '10-10', '10-10']]['unanimous draw', None, ['10-10', '10-10', '10-10']]Passed
regression: draw labels['split draw', None, ['112-112', '114-115', '116-109']]['split draw', None, ['112-112', '114-115', '116-109']]Passed
regression: draw labels['split draw', None, ['37-39', '38-38', '37-37']]['majority draw', None, ['37-39', '38-38', '37-37']]Failed
variant scenario 1['split decision', 'A', ['39-35', '35-39', '37-36']]['split decision', 'A', ['39-35', '35-39', '37-36']]Passed
variant scenario 2['majority decision', 'B', ['37-40', '36-37', '39-39']]['majority decision', 'B', ['37-40', '36-37', '39-39']]Passed

SHA-256 / 41f1845448e6df5455e957629b4430902e964c53bd0b6b96be98f48c61476d4b

2 / The unsuccessful fix

Exit 1
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(cards, deductions):
    verdicts = []
    strs = []
    for card in cards:
        ta = sum(r[0] for r in card) - deductions[0]
        tb = sum(r[1] for r in card) - deductions[1]
        verdicts.append('A' if ta > tb else ('B' if tb > ta else 'D'))
        strs.append('%d-%d' % (ta, tb))
    a = verdicts.count('A')
    b = verdicts.count('B')
    d = verdicts.count('D')
    if a >= 2 or b >= 2:
        w = 'A' if a >= 2 else 'B'
        loser_votes = b if w == 'A' else a
        if loser_votes == 1:
            kind = 'split decision'
        elif d == 1:
            kind = 'majority decision'
        else:
            kind = 'unanimous decision'
        return [kind, w, strs]
    if d == 3:
        kind = 'unanimous draw'
    elif d >= 1:
        kind = 'majority draw'
    else:
        kind = 'split draw'
    return [kind, None, strs]
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
def run(args):
    try:
        return solve(*args)
    except Exception as exc:
        return 'raised ' + type(exc).__name__
cases = [[('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[10, 9],
      [8, 10],
      [10, 9],
      [8, 10],
      [10, 9],
      [10, 9],
      [10, 10],
      [8, 10],
      [10, 9],
      [10, 9],
      [8, 10],
      [10, 8]],
     [[8, 10],
      [10, 9],
      [9, 10],
      [10, 10],
      [10, 9],
      [9, 10],
      [9, 10],
      [10, 9],
      [10, 9],
      [10, 9],
      [10, 10],
      [9, 10]],
     [[10, 8],
      [8, 10],
      [10, 10],
      [10, 8],
      [10, 10],
      [9, 10],
      [9, 10],
      [10, 10],
      [10, 8],
      [10, 8],
      [10, 9],
      [10, 8]]],
    [0, 0]),
   ['split draw', None, ['112-112', '114-115', '116-109']]),
  ('regression: draw labels',
   ([[[9, 10], [9, 10], [10, 10], [9, 10]],
     [[10, 10], [10, 9], [8, 10], [10, 10]],
     [[10, 9], [9, 10], [8, 10], [10, 9]]],
    [0, 1]),
   ['majority draw', None, ['37-39', '38-38', '37-37']]),
  ('variant scenario 1',
   ([[[10, 8], [10, 9], [10, 8], [9, 10]],
     [[8, 10], [10, 9], [9, 10], [8, 10]],
     [[10, 8], [8, 10], [9, 10], [10, 8]]],
    [0, 0]),
   ['split decision', 'A', ['39-35', '35-39', '37-36']]),
  ('variant scenario 2',
   ([[[10, 10], [9, 10], [8, 10], [10, 10]],
     [[8, 10], [10, 8], [8, 10], [10, 9]],
     [[10, 10], [10, 10], [9, 10], [10, 9]]],
    [0, 0]),
   ['majority decision', 'B', ['37-40', '36-37', '39-39']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[8, 10],
      [10, 9],
      [10, 8],
      [8, 10],
      [8, 10],
      [10, 9],
      [10, 10],
      [10, 9],
      [10, 10],
      [10, 9],
      [9, 10],
      [10, 10]],
     [[10, 9],
      [10, 9],
      [10, 10],
      [10, 8],
      [10, 9],
      [9, 10],
      [10, 10],
      [10, 10],
      [10, 9],
      [10, 8],
      [10, 10],
      [8, 10]],
     [[9, 10],
      [10, 9],
      [8, 10],
      [8, 10],
      [10, 9],
      [9, 10],
      [8, 10],
      [9, 10],
      [10, 8],
      [8, 10],
      [9, 10],
      [10, 8]]],
    [0, 1]),
   ['split draw', None, ['113-113', '117-111', '108-113']]),
  ('regression: draw labels',
   ([[[9, 10], [10, 10], [10, 10], [10, 8]],
     [[8, 10], [10, 9], [10, 9], [10, 10]],
     [[9, 10], [9, 10], [10, 9], [10, 9]]],
    [0, 0]),
   ['majority draw', None, ['39-38', '38-38', '38-38']]),
  ('variant scenario 1',
   ([[[8, 10], [10, 9], [10, 10], [10, 9]],
     [[10, 9], [10, 8], [10, 9], [10, 9]],
     [[10, 9], [10, 10], [10, 10], [10, 9]]],
    [1, 1]),
   ['majority decision', 'A', ['37-37', '39-34', '39-37']]),
  ('variant scenario 2',
   ([[[9, 10],
      [8, 10],
      [10, 8],
      [8, 10],
      [10, 8],
      [10, 9],
      [9, 10],
      [8, 10],
      [10, 9],
      [8, 10],
      [9, 10],
      [10, 10]],
     [[10, 8],
      [10, 8],
      [10, 9],
      [10, 10],
      [8, 10],
      [8, 10],
      [9, 10],
      [8, 10],
      [10, 9],
      [10, 9],
      [10, 10],
      [10, 10]],
     [[9, 10],
      [10, 10],
      [9, 10],
      [10, 9],
      [10, 8],
      [9, 10],
      [10, 8],
      [9, 10],
      [10, 9],
      [10, 10],
      [10, 8],
      [10, 10]]],
    [1, 1]),
   ['split draw', None, ['108-113', '112-112', '115-111']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[9, 10], [10, 10], [10, 9], [10, 9], [9, 10], [10, 8]],
     [[10, 9], [9, 10], [10, 8], [9, 10], [9, 10], [10, 9]],
     [[9, 10], [10, 8], [10, 10], [10, 10], [8, 10], [10, 8]]],
    [1, 0]),
   ['majority draw', None, ['57-56', '56-56', '56-56']]),
  ('regression: draw labels',
   ([[[10, 8], [10, 8], [8, 10], [10, 9], [9, 10], [10, 9], [8, 10], [8, 10], [8, 10], [10, 10]],
     [[8, 10], [10, 8], [10, 10], [8, 10], [10, 10], [10, 9], [9, 10], [9, 10], [10, 8], [10, 10]],
     [[10, 10], [10, 9], [10, 9], [10, 8], [8, 10], [10, 8], [10, 10], [10, 10], [10, 8], [9, 10]]],
    [0, 1]),
   ['split draw', None, ['91-93', '94-94', '97-91']]),
  ('variant scenario 1',
   ([[[10, 9], [10, 9], [10, 8], [10, 9]],
     [[9, 10], [10, 8], [10, 9], [9, 10]],
     [[8, 10], [8, 10], [10, 10], [10, 10]]],
    [0, 0]),
   ['split decision', 'A', ['40-35', '38-37', '36-40']]),
  ('variant scenario 2',
   ([[[10, 10], [10, 9], [10, 10], [10, 9], [10, 9], [10, 9], [9, 10], [8, 10], [10, 8], [10, 9]],
     [[10, 8], [10, 9], [10, 9], [10, 8], [9, 10], [8, 10], [8, 10], [9, 10], [10, 10], [9, 10]],
     [[8, 10], [10, 8], [10, 10], [10, 8], [10, 9], [10, 10], [10, 9], [10, 9], [10, 9], [10, 9]]],
    [1, 0]),
   ['split decision', 'A', ['96-93', '92-94', '97-91']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[9, 10], [10, 9], [8, 10], [8, 10], [10, 10], [9, 10]],
     [[10, 9], [9, 10], [10, 9], [10, 10], [10, 9], [9, 10]],
     [[10, 9], [9, 10], [10, 8], [10, 8], [10, 10], [10, 8]]],
    [1, 0]),
   ['split draw', None, ['53-59', '57-57', '58-53']]),
  ('regression: draw labels',
   ([[[10, 9], [8, 10], [10, 9], [10, 8], [10, 10], [10, 10], [10, 8], [8, 10], [10, 10], [9, 10]],
     [[10, 10], [10, 8], [10, 9], [10, 9], [10, 9], [9, 10], [8, 10], [10, 9], [10, 10], [10, 8]],
     [[10, 9], [9, 10], [10, 9], [10, 9], [10, 9], [10, 9], [10, 10], [8, 10], [9, 10], [10, 10]]],
    [1, 0]),
   ['majority draw', None, ['94-94', '96-92', '95-95']]),
  ('variant scenario 1',
   ([[[10, 9], [10, 8], [10, 9], [10, 9]],
     [[10, 8], [8, 10], [8, 10], [8, 10]],
     [[10, 10], [10, 9], [10, 8], [10, 10]]],
    [1, 1]),
   ['split decision', 'A', ['39-34', '33-37', '39-36']]),
  ('variant scenario 2',
   ([[[10, 10], [10, 9], [10, 8], [8, 10], [9, 10], [10, 8]],
     [[10, 8], [10, 10], [10, 8], [8, 10], [10, 8], [10, 9]],
     [[10, 10], [10, 8], [10, 8], [8, 10], [10, 8], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['57-55', '58-53', '58-53']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[8, 10], [9, 10], [8, 10], [10, 9], [10, 9], [9, 10]],
     [[10, 10], [8, 10], [10, 9], [9, 10], [10, 9], [10, 9]],
     [[10, 9], [10, 10], [10, 8], [10, 8], [8, 10], [10, 9]]],
    [0, 0]),
   ['split draw', None, ['54-58', '57-57', '58-54']]),
  ('regression: draw labels',
   ([[[10, 9]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['majority draw', None, ['10-9', '10-10', '10-10']]),
  ('variant scenario 1',
   ([[[10, 8], [10, 8], [9, 10], [9, 10], [8, 10], [9, 10]],
     [[10, 8], [10, 9], [10, 9], [10, 8], [8, 10], [10, 9]],
     [[10, 10], [10, 10], [10, 10], [10, 8], [10, 8], [8, 10]]],
    [1, 0]),
   ['split decision', 'A', ['54-56', '57-53', '57-56']]),
  ('variant scenario 2',
   ([[[10, 9], [10, 8], [10, 9], [9, 10], [10, 9], [10, 10], [9, 10], [10, 10], [10, 9], [10, 10]],
     [[9, 10], [10, 9], [8, 10], [10, 9], [10, 10], [8, 10], [8, 10], [10, 10], [10, 8], [8, 10]],
     [[10, 8], [9, 10], [8, 10], [9, 10], [9, 10], [10, 10], [10, 9], [10, 9], [9, 10], [10, 9]]],
    [2, 0]),
   ['split decision', 'B', ['96-94', '89-96', '92-95']])]]
for label, args, expected in cases[N - 1]:
    check(label, run(args), expected)
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
control unanimous['unanimous decision', 'A', ['30-27', '30-27', '30-27']]['unanimous decision', 'A', ['30-27', '30-27', '30-27']]Passed
boundary split decision['split decision', 'A', ['29-28', '29-28', '28-29']]['split decision', 'A', ['29-28', '29-28', '28-29']]Passed
boundary deduction creates draw['majority draw', None, ['18-18', '18-18', '17-19']]['majority draw', None, ['18-18', '18-18', '17-19']]Passed
control split draw['majority draw', None, ['10-9', '9-10', '10-10']]['split draw', None, ['10-9', '9-10', '10-10']]Failed
control unanimous draw['unanimous draw', None, ['10-10', '10-10', '10-10']]['unanimous draw', None, ['10-10', '10-10', '10-10']]Passed
regression: draw labels['majority draw', None, ['112-112', '114-115', '116-109']]['split draw', None, ['112-112', '114-115', '116-109']]Failed
regression: draw labels['majority draw', None, ['37-39', '38-38', '37-37']]['majority draw', None, ['37-39', '38-38', '37-37']]Passed
variant scenario 1['split decision', 'A', ['39-35', '35-39', '37-36']]['split decision', 'A', ['39-35', '35-39', '37-36']]Passed
variant scenario 2['majority decision', 'B', ['37-40', '36-37', '39-39']]['majority decision', 'B', ['37-40', '36-37', '39-39']]Passed

SHA-256 / 164570b3440b260fb26f55b01c727e45a0558f1ff9b377cd076e88bdcda15ae1

3 / The verified repair

Exit 0
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(cards, deductions):
    verdicts = []
    strs = []
    for card in cards:
        ta = sum(r[0] for r in card) - deductions[0]
        tb = sum(r[1] for r in card) - deductions[1]
        verdicts.append('A' if ta > tb else ('B' if tb > ta else 'D'))
        strs.append('%d-%d' % (ta, tb))
    a = verdicts.count('A')
    b = verdicts.count('B')
    d = verdicts.count('D')
    if a >= 2 or b >= 2:
        w = 'A' if a >= 2 else 'B'
        loser_votes = b if w == 'A' else a
        if loser_votes == 1:
            kind = 'split decision'
        elif d == 1:
            kind = 'majority decision'
        else:
            kind = 'unanimous decision'
        return [kind, w, strs]
    if d == 3:
        kind = 'unanimous draw'
    elif d == 2:
        kind = 'majority draw'
    else:
        kind = 'split draw'
    return [kind, None, strs]
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
def run(args):
    try:
        return solve(*args)
    except Exception as exc:
        return 'raised ' + type(exc).__name__
cases = [[('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[10, 9],
      [8, 10],
      [10, 9],
      [8, 10],
      [10, 9],
      [10, 9],
      [10, 10],
      [8, 10],
      [10, 9],
      [10, 9],
      [8, 10],
      [10, 8]],
     [[8, 10],
      [10, 9],
      [9, 10],
      [10, 10],
      [10, 9],
      [9, 10],
      [9, 10],
      [10, 9],
      [10, 9],
      [10, 9],
      [10, 10],
      [9, 10]],
     [[10, 8],
      [8, 10],
      [10, 10],
      [10, 8],
      [10, 10],
      [9, 10],
      [9, 10],
      [10, 10],
      [10, 8],
      [10, 8],
      [10, 9],
      [10, 8]]],
    [0, 0]),
   ['split draw', None, ['112-112', '114-115', '116-109']]),
  ('regression: draw labels',
   ([[[9, 10], [9, 10], [10, 10], [9, 10]],
     [[10, 10], [10, 9], [8, 10], [10, 10]],
     [[10, 9], [9, 10], [8, 10], [10, 9]]],
    [0, 1]),
   ['majority draw', None, ['37-39', '38-38', '37-37']]),
  ('variant scenario 1',
   ([[[10, 8], [10, 9], [10, 8], [9, 10]],
     [[8, 10], [10, 9], [9, 10], [8, 10]],
     [[10, 8], [8, 10], [9, 10], [10, 8]]],
    [0, 0]),
   ['split decision', 'A', ['39-35', '35-39', '37-36']]),
  ('variant scenario 2',
   ([[[10, 10], [9, 10], [8, 10], [10, 10]],
     [[8, 10], [10, 8], [8, 10], [10, 9]],
     [[10, 10], [10, 10], [9, 10], [10, 9]]],
    [0, 0]),
   ['majority decision', 'B', ['37-40', '36-37', '39-39']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[8, 10],
      [10, 9],
      [10, 8],
      [8, 10],
      [8, 10],
      [10, 9],
      [10, 10],
      [10, 9],
      [10, 10],
      [10, 9],
      [9, 10],
      [10, 10]],
     [[10, 9],
      [10, 9],
      [10, 10],
      [10, 8],
      [10, 9],
      [9, 10],
      [10, 10],
      [10, 10],
      [10, 9],
      [10, 8],
      [10, 10],
      [8, 10]],
     [[9, 10],
      [10, 9],
      [8, 10],
      [8, 10],
      [10, 9],
      [9, 10],
      [8, 10],
      [9, 10],
      [10, 8],
      [8, 10],
      [9, 10],
      [10, 8]]],
    [0, 1]),
   ['split draw', None, ['113-113', '117-111', '108-113']]),
  ('regression: draw labels',
   ([[[9, 10], [10, 10], [10, 10], [10, 8]],
     [[8, 10], [10, 9], [10, 9], [10, 10]],
     [[9, 10], [9, 10], [10, 9], [10, 9]]],
    [0, 0]),
   ['majority draw', None, ['39-38', '38-38', '38-38']]),
  ('variant scenario 1',
   ([[[8, 10], [10, 9], [10, 10], [10, 9]],
     [[10, 9], [10, 8], [10, 9], [10, 9]],
     [[10, 9], [10, 10], [10, 10], [10, 9]]],
    [1, 1]),
   ['majority decision', 'A', ['37-37', '39-34', '39-37']]),
  ('variant scenario 2',
   ([[[9, 10],
      [8, 10],
      [10, 8],
      [8, 10],
      [10, 8],
      [10, 9],
      [9, 10],
      [8, 10],
      [10, 9],
      [8, 10],
      [9, 10],
      [10, 10]],
     [[10, 8],
      [10, 8],
      [10, 9],
      [10, 10],
      [8, 10],
      [8, 10],
      [9, 10],
      [8, 10],
      [10, 9],
      [10, 9],
      [10, 10],
      [10, 10]],
     [[9, 10],
      [10, 10],
      [9, 10],
      [10, 9],
      [10, 8],
      [9, 10],
      [10, 8],
      [9, 10],
      [10, 9],
      [10, 10],
      [10, 8],
      [10, 10]]],
    [1, 1]),
   ['split draw', None, ['108-113', '112-112', '115-111']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[9, 10], [10, 10], [10, 9], [10, 9], [9, 10], [10, 8]],
     [[10, 9], [9, 10], [10, 8], [9, 10], [9, 10], [10, 9]],
     [[9, 10], [10, 8], [10, 10], [10, 10], [8, 10], [10, 8]]],
    [1, 0]),
   ['majority draw', None, ['57-56', '56-56', '56-56']]),
  ('regression: draw labels',
   ([[[10, 8], [10, 8], [8, 10], [10, 9], [9, 10], [10, 9], [8, 10], [8, 10], [8, 10], [10, 10]],
     [[8, 10], [10, 8], [10, 10], [8, 10], [10, 10], [10, 9], [9, 10], [9, 10], [10, 8], [10, 10]],
     [[10, 10], [10, 9], [10, 9], [10, 8], [8, 10], [10, 8], [10, 10], [10, 10], [10, 8], [9, 10]]],
    [0, 1]),
   ['split draw', None, ['91-93', '94-94', '97-91']]),
  ('variant scenario 1',
   ([[[10, 9], [10, 9], [10, 8], [10, 9]],
     [[9, 10], [10, 8], [10, 9], [9, 10]],
     [[8, 10], [8, 10], [10, 10], [10, 10]]],
    [0, 0]),
   ['split decision', 'A', ['40-35', '38-37', '36-40']]),
  ('variant scenario 2',
   ([[[10, 10], [10, 9], [10, 10], [10, 9], [10, 9], [10, 9], [9, 10], [8, 10], [10, 8], [10, 9]],
     [[10, 8], [10, 9], [10, 9], [10, 8], [9, 10], [8, 10], [8, 10], [9, 10], [10, 10], [9, 10]],
     [[8, 10], [10, 8], [10, 10], [10, 8], [10, 9], [10, 10], [10, 9], [10, 9], [10, 9], [10, 9]]],
    [1, 0]),
   ['split decision', 'A', ['96-93', '92-94', '97-91']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[9, 10], [10, 9], [8, 10], [8, 10], [10, 10], [9, 10]],
     [[10, 9], [9, 10], [10, 9], [10, 10], [10, 9], [9, 10]],
     [[10, 9], [9, 10], [10, 8], [10, 8], [10, 10], [10, 8]]],
    [1, 0]),
   ['split draw', None, ['53-59', '57-57', '58-53']]),
  ('regression: draw labels',
   ([[[10, 9], [8, 10], [10, 9], [10, 8], [10, 10], [10, 10], [10, 8], [8, 10], [10, 10], [9, 10]],
     [[10, 10], [10, 8], [10, 9], [10, 9], [10, 9], [9, 10], [8, 10], [10, 9], [10, 10], [10, 8]],
     [[10, 9], [9, 10], [10, 9], [10, 9], [10, 9], [10, 9], [10, 10], [8, 10], [9, 10], [10, 10]]],
    [1, 0]),
   ['majority draw', None, ['94-94', '96-92', '95-95']]),
  ('variant scenario 1',
   ([[[10, 9], [10, 8], [10, 9], [10, 9]],
     [[10, 8], [8, 10], [8, 10], [8, 10]],
     [[10, 10], [10, 9], [10, 8], [10, 10]]],
    [1, 1]),
   ['split decision', 'A', ['39-34', '33-37', '39-36']]),
  ('variant scenario 2',
   ([[[10, 10], [10, 9], [10, 8], [8, 10], [9, 10], [10, 8]],
     [[10, 8], [10, 10], [10, 8], [8, 10], [10, 8], [10, 9]],
     [[10, 10], [10, 8], [10, 8], [8, 10], [10, 8], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['57-55', '58-53', '58-53']])],
 [('control unanimous',
   ([[[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]], [[10, 9], [10, 9], [10, 9]]],
    [0, 0]),
   ['unanimous decision', 'A', ['30-27', '30-27', '30-27']]),
  ('boundary split decision',
   ([[[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [10, 9]], [[10, 9], [9, 10], [9, 10]]],
    [0, 0]),
   ['split decision', 'A', ['29-28', '29-28', '28-29']]),
  ('boundary deduction creates draw',
   ([[[10, 9], [10, 9]], [[10, 9], [10, 9]], [[10, 9], [9, 10]]], [2, 0]),
   ['majority draw', None, ['18-18', '18-18', '17-19']]),
  ('control split draw',
   ([[[10, 9]], [[9, 10]], [[10, 10]]], [0, 0]),
   ['split draw', None, ['10-9', '9-10', '10-10']]),
  ('control unanimous draw',
   ([[[10, 10]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['unanimous draw', None, ['10-10', '10-10', '10-10']]),
  ('regression: draw labels',
   ([[[8, 10], [9, 10], [8, 10], [10, 9], [10, 9], [9, 10]],
     [[10, 10], [8, 10], [10, 9], [9, 10], [10, 9], [10, 9]],
     [[10, 9], [10, 10], [10, 8], [10, 8], [8, 10], [10, 9]]],
    [0, 0]),
   ['split draw', None, ['54-58', '57-57', '58-54']]),
  ('regression: draw labels',
   ([[[10, 9]], [[10, 10]], [[10, 10]]], [0, 0]),
   ['majority draw', None, ['10-9', '10-10', '10-10']]),
  ('variant scenario 1',
   ([[[10, 8], [10, 8], [9, 10], [9, 10], [8, 10], [9, 10]],
     [[10, 8], [10, 9], [10, 9], [10, 8], [8, 10], [10, 9]],
     [[10, 10], [10, 10], [10, 10], [10, 8], [10, 8], [8, 10]]],
    [1, 0]),
   ['split decision', 'A', ['54-56', '57-53', '57-56']]),
  ('variant scenario 2',
   ([[[10, 9], [10, 8], [10, 9], [9, 10], [10, 9], [10, 10], [9, 10], [10, 10], [10, 9], [10, 10]],
     [[9, 10], [10, 9], [8, 10], [10, 9], [10, 10], [8, 10], [8, 10], [10, 10], [10, 8], [8, 10]],
     [[10, 8], [9, 10], [8, 10], [9, 10], [9, 10], [10, 10], [10, 9], [10, 9], [9, 10], [10, 9]]],
    [2, 0]),
   ['split decision', 'B', ['96-94', '89-96', '92-95']])]]
for label, args, expected in cases[N - 1]:
    check(label, run(args), expected)
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
control unanimous['unanimous decision', 'A', ['30-27', '30-27', '30-27']]['unanimous decision', 'A', ['30-27', '30-27', '30-27']]Passed
boundary split decision['split decision', 'A', ['29-28', '29-28', '28-29']]['split decision', 'A', ['29-28', '29-28', '28-29']]Passed
boundary deduction creates draw['majority draw', None, ['18-18', '18-18', '17-19']]['majority draw', None, ['18-18', '18-18', '17-19']]Passed
control split draw['split draw', None, ['10-9', '9-10', '10-10']]['split draw', None, ['10-9', '9-10', '10-10']]Passed
control unanimous draw['unanimous draw', None, ['10-10', '10-10', '10-10']]['unanimous draw', None, ['10-10', '10-10', '10-10']]Passed
regression: draw labels['split draw', None, ['112-112', '114-115', '116-109']]['split draw', None, ['112-112', '114-115', '116-109']]Passed
regression: draw labels['majority draw', None, ['37-39', '38-38', '37-37']]['majority draw', None, ['37-39', '38-38', '37-37']]Passed
variant scenario 1['split decision', 'A', ['39-35', '35-39', '37-36']]['split decision', 'A', ['39-35', '35-39', '37-36']]Passed
variant scenario 2['majority decision', 'B', ['37-40', '36-37', '39-39']]['majority decision', 'B', ['37-40', '36-37', '39-39']]Passed

SHA-256 / 49c0f90bc1ee0b4aa15a25b3934e18205f0abfe7c202135a5ca77940cbf71eb6

Verification & scope

Stipulated, bounded toy contract stated in the contract field; not a claim of conformance with any governing body rulebook or operator house rules. This reproducer isolates one failure mechanism. Results cover the supplied fixtures. Variants within a family share a test contract and should remain grouped when constructing evaluation splits. Related mechanisms with a shared evaluation_group must also remain together; these controlled models are not independent production incidents.

Observations recorded using Python 3.12.14 at 2026-09-29T14:50:29.847739+00:00.

Case digest / afd1a91e32b68178d44be0eb0426d6e196f97238a8e843c46a0502671ffd7b9f