{"abstract":"Chilean peso invoices print a decimal point and a stray digit.","category":"Subscription proration billing","checks":10,"contract":"Input {price (signed minor units), currency, num, den}. Exponents: USD 2, EUR 2, JPY 0, KWD 3, CLP 0. Amount = price*num/den rounded half away from zero. Display: zero-exponent currencies show an integer; others show sign, major units, a dot and exactly exponent digits, then a space and the code. Return {minor, display}.","evaluation_group":"w2-subscription-proration-currency-minor-units","failed_approach":"The attempt tests the exponent but still special-cases the peso out of it.","family":"w2-subscription-proration-currency-minor-units-zero-exponent-display","id":"FA-59506","implementations":{"attempt":{"sha256":"c930e1f750a91c2f6065cec8530aa13e67960c22ae92dafbad9ada718b2ea01b","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    exp = {'USD': 2, 'EUR': 2, 'JPY': 0, 'KWD': 3, 'CLP': 0}[x['currency']]\n    n = x['price'] * x['num']\n    v = (abs(n) * 2 + x['den']) // (2 * x['den'])\n    v = v if n >= 0 else -v\n    if exp == 0 and x['currency'] != 'CLP':\n        disp = str(v)\n    else:\n        sign = '-' if v < 0 else ''\n        q, r = divmod(abs(v), 10 ** exp)\n        disp = '%s%d.%0*d' % (sign, q, exp, r)\n    return {'minor': v, 'display': disp + ' ' + x['currency']}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [[('regression', {'price': 77, 'currency': 'CLP', 'num': 12, 'den': 365}, {'minor': 3, 'display': '3 CLP'}), ('regression', {'price': 441137, 'currency': 'CLP', 'num': 2, 'den': 2}, {'minor': 441137, 'display': '441137 CLP'}), ('partial-repair probe', {'price': -98, 'currency': 'CLP', 'num': 3, 'den': 4}, {'minor': -74, 'display': '-74 CLP'}), ('partial-repair probe', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('boundary control', {'price': -3, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -2, 'display': '-0.02 USD'}), ('boundary control', {'price': 5, 'currency': 'JPY', 'num': 1, 'den': 2}, {'minor': 3, 'display': '3 JPY'}), ('normal control', {'price': -6310, 'currency': 'EUR', 'num': 23, 'den': 31}, {'minor': -4682, 'display': '-46.82 EUR'}), ('normal control', {'price': -35, 'currency': 'KWD', 'num': 30, 'den': 30}, {'minor': -35, 'display': '-0.035 KWD'}), ('normal control', {'price': 63, 'currency': 'JPY', 'num': 925, 'den': 1000}, {'minor': 58, 'display': '58 JPY'}), ('normal control', {'price': 59, 'currency': 'JPY', 'num': 2, 'den': 4}, {'minor': 30, 'display': '30 JPY'})], [('regression', {'price': 441137, 'currency': 'CLP', 'num': 2, 'den': 2}, {'minor': 441137, 'display': '441137 CLP'}), ('regression', {'price': -98, 'currency': 'CLP', 'num': 3, 'den': 4}, {'minor': -74, 'display': '-74 CLP'}), ('partial-repair probe', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('partial-repair probe', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('boundary control', {'price': -7, 'currency': 'KWD', 'num': 1, 'den': 2}, {'minor': -4, 'display': '-0.004 KWD'}), ('boundary control', {'price': -105, 'currency': 'EUR', 'num': 1, 'den': 2}, {'minor': -53, 'display': '-0.53 EUR'}), ('normal control', {'price': 26, 'currency': 'KWD', 'num': 3, 'den': 31}, {'minor': 3, 'display': '0.003 KWD'}), ('normal control', {'price': -18, 'currency': 'JPY', 'num': 81, 'den': 365}, {'minor': -4, 'display': '-4 JPY'}), ('normal control', {'price': -48, 'currency': 'JPY', 'num': 0, 'den': 4}, {'minor': 0, 'display': '0 JPY'}), ('normal control', {'price': -51, 'currency': 'EUR', 'num': 1, 'den': 2}, {'minor': -26, 'display': '-0.26 EUR'})], [('regression', {'price': -98, 'currency': 'CLP', 'num': 3, 'den': 4}, {'minor': -74, 'display': '-74 CLP'}), ('regression', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('partial-repair probe', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('partial-repair probe', {'price': -45, 'currency': 'CLP', 'num': 496, 'den': 1000}, {'minor': -22, 'display': '-22 CLP'}), ('boundary control', {'price': -3, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -2, 'display': '-0.02 USD'}), ('boundary control', {'price': 5, 'currency': 'JPY', 'num': 1, 'den': 2}, {'minor': 3, 'display': '3 JPY'}), ('normal control', {'price': -88, 'currency': 'KWD', 'num': 15, 'den': 31}, {'minor': -43, 'display': '-0.043 KWD'}), ('normal control', {'price': -79, 'currency': 'JPY', 'num': 200, 'den': 365}, {'minor': -43, 'display': '-43 JPY'}), ('normal control', {'price': -20, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -10, 'display': '-0.10 USD'}), ('normal control', {'price': -93, 'currency': 'EUR', 'num': 0, 'den': 2}, {'minor': 0, 'display': '0.00 EUR'})], [('regression', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('regression', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('partial-repair probe', {'price': 388537, 'currency': 'CLP', 'num': 201, 'den': 365}, {'minor': 213961, 'display': '213961 CLP'}), ('partial-repair probe', {'price': -1, 'currency': 'CLP', 'num': 27, 'den': 31}, {'minor': -1, 'display': '-1 CLP'}), ('boundary control', {'price': -7, 'currency': 'KWD', 'num': 1, 'den': 2}, {'minor': -4, 'display': '-0.004 KWD'}), ('boundary control', {'price': -105, 'currency': 'EUR', 'num': 1, 'den': 2}, {'minor': -53, 'display': '-0.53 EUR'}), ('normal control', {'price': 464209, 'currency': 'EUR', 'num': 10, 'den': 30}, {'minor': 154736, 'display': '1547.36 EUR'}), ('normal control', {'price': 61, 'currency': 'JPY', 'num': 50, 'den': 365}, {'minor': 8, 'display': '8 JPY'}), ('normal control', {'price': -29, 'currency': 'USD', 'num': 316, 'den': 1000}, {'minor': -9, 'display': '-0.09 USD'}), ('normal control', {'price': 675691, 'currency': 'KWD', 'num': 214, 'den': 365}, {'minor': 396159, 'display': '396.159 KWD'})], [('regression', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('regression', {'price': -45, 'currency': 'CLP', 'num': 496, 'den': 1000}, {'minor': -22, 'display': '-22 CLP'}), ('partial-repair probe', {'price': 791156, 'currency': 'CLP', 'num': 1, 'den': 2}, {'minor': 395578, 'display': '395578 CLP'}), ('partial-repair probe', {'price': 830593, 'currency': 'CLP', 'num': 569, 'den': 1000}, {'minor': 472607, 'display': '472607 CLP'}), ('boundary control', {'price': -3, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -2, 'display': '-0.02 USD'}), ('boundary control', {'price': 5, 'currency': 'JPY', 'num': 1, 'den': 2}, {'minor': 3, 'display': '3 JPY'}), ('normal control', {'price': -357324, 'currency': 'USD', 'num': 19, 'den': 30}, {'minor': -226305, 'display': '-2263.05 USD'}), ('normal control', {'price': -28, 'currency': 'EUR', 'num': 30, 'den': 30}, {'minor': -28, 'display': '-0.28 EUR'}), ('normal control', {'price': 95, 'currency': 'USD', 'num': 25, 'den': 30}, {'minor': 79, 'display': '0.79 USD'}), ('normal control', {'price': 553663, 'currency': 'USD', 'num': 138, 'den': 365}, {'minor': 209330, 'display': '2093.30 USD'})]]\nfor i, (label, args, expected) in enumerate(fixtures[N-1]):\n    check(\"%s %d\" % (label, i), solve(args), expected)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"},"broken":{"sha256":"0aeb9b749e592ceac45fcd8bf26cb3f309d44b04b70fcb2637f036b99a435253","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    exp = {'USD': 2, 'EUR': 2, 'JPY': 0, 'KWD': 3, 'CLP': 0}[x['currency']]\n    n = x['price'] * x['num']\n    v = (abs(n) * 2 + x['den']) // (2 * x['den'])\n    v = v if n >= 0 else -v\n    if x['currency'] == 'JPY':\n        disp = str(v)\n    else:\n        sign = '-' if v < 0 else ''\n        q, r = divmod(abs(v), 10 ** exp)\n        disp = '%s%d.%0*d' % (sign, q, exp, r)\n    return {'minor': v, 'display': disp + ' ' + x['currency']}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [[('regression', {'price': 77, 'currency': 'CLP', 'num': 12, 'den': 365}, {'minor': 3, 'display': '3 CLP'}), ('regression', {'price': 441137, 'currency': 'CLP', 'num': 2, 'den': 2}, {'minor': 441137, 'display': '441137 CLP'}), ('partial-repair probe', {'price': -98, 'currency': 'CLP', 'num': 3, 'den': 4}, {'minor': -74, 'display': '-74 CLP'}), ('partial-repair probe', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('boundary control', {'price': -3, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -2, 'display': '-0.02 USD'}), ('boundary control', {'price': 5, 'currency': 'JPY', 'num': 1, 'den': 2}, {'minor': 3, 'display': '3 JPY'}), ('normal control', {'price': -6310, 'currency': 'EUR', 'num': 23, 'den': 31}, {'minor': -4682, 'display': '-46.82 EUR'}), ('normal control', {'price': -35, 'currency': 'KWD', 'num': 30, 'den': 30}, {'minor': -35, 'display': '-0.035 KWD'}), ('normal control', {'price': 63, 'currency': 'JPY', 'num': 925, 'den': 1000}, {'minor': 58, 'display': '58 JPY'}), ('normal control', {'price': 59, 'currency': 'JPY', 'num': 2, 'den': 4}, {'minor': 30, 'display': '30 JPY'})], [('regression', {'price': 441137, 'currency': 'CLP', 'num': 2, 'den': 2}, {'minor': 441137, 'display': '441137 CLP'}), ('regression', {'price': -98, 'currency': 'CLP', 'num': 3, 'den': 4}, {'minor': -74, 'display': '-74 CLP'}), ('partial-repair probe', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('partial-repair probe', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('boundary control', {'price': -7, 'currency': 'KWD', 'num': 1, 'den': 2}, {'minor': -4, 'display': '-0.004 KWD'}), ('boundary control', {'price': -105, 'currency': 'EUR', 'num': 1, 'den': 2}, {'minor': -53, 'display': '-0.53 EUR'}), ('normal control', {'price': 26, 'currency': 'KWD', 'num': 3, 'den': 31}, {'minor': 3, 'display': '0.003 KWD'}), ('normal control', {'price': -18, 'currency': 'JPY', 'num': 81, 'den': 365}, {'minor': -4, 'display': '-4 JPY'}), ('normal control', {'price': -48, 'currency': 'JPY', 'num': 0, 'den': 4}, {'minor': 0, 'display': '0 JPY'}), ('normal control', {'price': -51, 'currency': 'EUR', 'num': 1, 'den': 2}, {'minor': -26, 'display': '-0.26 EUR'})], [('regression', {'price': -98, 'currency': 'CLP', 'num': 3, 'den': 4}, {'minor': -74, 'display': '-74 CLP'}), ('regression', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('partial-repair probe', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('partial-repair probe', {'price': -45, 'currency': 'CLP', 'num': 496, 'den': 1000}, {'minor': -22, 'display': '-22 CLP'}), ('boundary control', {'price': -3, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -2, 'display': '-0.02 USD'}), ('boundary control', {'price': 5, 'currency': 'JPY', 'num': 1, 'den': 2}, {'minor': 3, 'display': '3 JPY'}), ('normal control', {'price': -88, 'currency': 'KWD', 'num': 15, 'den': 31}, {'minor': -43, 'display': '-0.043 KWD'}), ('normal control', {'price': -79, 'currency': 'JPY', 'num': 200, 'den': 365}, {'minor': -43, 'display': '-43 JPY'}), ('normal control', {'price': -20, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -10, 'display': '-0.10 USD'}), ('normal control', {'price': -93, 'currency': 'EUR', 'num': 0, 'den': 2}, {'minor': 0, 'display': '0.00 EUR'})], [('regression', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('regression', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('partial-repair probe', {'price': 388537, 'currency': 'CLP', 'num': 201, 'den': 365}, {'minor': 213961, 'display': '213961 CLP'}), ('partial-repair probe', {'price': -1, 'currency': 'CLP', 'num': 27, 'den': 31}, {'minor': -1, 'display': '-1 CLP'}), ('boundary control', {'price': -7, 'currency': 'KWD', 'num': 1, 'den': 2}, {'minor': -4, 'display': '-0.004 KWD'}), ('boundary control', {'price': -105, 'currency': 'EUR', 'num': 1, 'den': 2}, {'minor': -53, 'display': '-0.53 EUR'}), ('normal control', {'price': 464209, 'currency': 'EUR', 'num': 10, 'den': 30}, {'minor': 154736, 'display': '1547.36 EUR'}), ('normal control', {'price': 61, 'currency': 'JPY', 'num': 50, 'den': 365}, {'minor': 8, 'display': '8 JPY'}), ('normal control', {'price': -29, 'currency': 'USD', 'num': 316, 'den': 1000}, {'minor': -9, 'display': '-0.09 USD'}), ('normal control', {'price': 675691, 'currency': 'KWD', 'num': 214, 'den': 365}, {'minor': 396159, 'display': '396.159 KWD'})], [('regression', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('regression', {'price': -45, 'currency': 'CLP', 'num': 496, 'den': 1000}, {'minor': -22, 'display': '-22 CLP'}), ('partial-repair probe', {'price': 791156, 'currency': 'CLP', 'num': 1, 'den': 2}, {'minor': 395578, 'display': '395578 CLP'}), ('partial-repair probe', {'price': 830593, 'currency': 'CLP', 'num': 569, 'den': 1000}, {'minor': 472607, 'display': '472607 CLP'}), ('boundary control', {'price': -3, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -2, 'display': '-0.02 USD'}), ('boundary control', {'price': 5, 'currency': 'JPY', 'num': 1, 'den': 2}, {'minor': 3, 'display': '3 JPY'}), ('normal control', {'price': -357324, 'currency': 'USD', 'num': 19, 'den': 30}, {'minor': -226305, 'display': '-2263.05 USD'}), ('normal control', {'price': -28, 'currency': 'EUR', 'num': 30, 'den': 30}, {'minor': -28, 'display': '-0.28 EUR'}), ('normal control', {'price': 95, 'currency': 'USD', 'num': 25, 'den': 30}, {'minor': 79, 'display': '0.79 USD'}), ('normal control', {'price': 553663, 'currency': 'USD', 'num': 138, 'den': 365}, {'minor': 209330, 'display': '2093.30 USD'})]]\nfor i, (label, args, expected) in enumerate(fixtures[N-1]):\n    check(\"%s %d\" % (label, i), solve(args), expected)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"},"fixed":{"sha256":"423cb21813c06fd283b722dabec9873b2fff58e2f8d7ddc06d4d345041a77096","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    exp = {'USD': 2, 'EUR': 2, 'JPY': 0, 'KWD': 3, 'CLP': 0}[x['currency']]\n    n = x['price'] * x['num']\n    v = (abs(n) * 2 + x['den']) // (2 * x['den'])\n    v = v if n >= 0 else -v\n    if exp == 0:\n        disp = str(v)\n    else:\n        sign = '-' if v < 0 else ''\n        q, r = divmod(abs(v), 10 ** exp)\n        disp = '%s%d.%0*d' % (sign, q, exp, r)\n    return {'minor': v, 'display': disp + ' ' + x['currency']}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = [[('regression', {'price': 77, 'currency': 'CLP', 'num': 12, 'den': 365}, {'minor': 3, 'display': '3 CLP'}), ('regression', {'price': 441137, 'currency': 'CLP', 'num': 2, 'den': 2}, {'minor': 441137, 'display': '441137 CLP'}), ('partial-repair probe', {'price': -98, 'currency': 'CLP', 'num': 3, 'den': 4}, {'minor': -74, 'display': '-74 CLP'}), ('partial-repair probe', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('boundary control', {'price': -3, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -2, 'display': '-0.02 USD'}), ('boundary control', {'price': 5, 'currency': 'JPY', 'num': 1, 'den': 2}, {'minor': 3, 'display': '3 JPY'}), ('normal control', {'price': -6310, 'currency': 'EUR', 'num': 23, 'den': 31}, {'minor': -4682, 'display': '-46.82 EUR'}), ('normal control', {'price': -35, 'currency': 'KWD', 'num': 30, 'den': 30}, {'minor': -35, 'display': '-0.035 KWD'}), ('normal control', {'price': 63, 'currency': 'JPY', 'num': 925, 'den': 1000}, {'minor': 58, 'display': '58 JPY'}), ('normal control', {'price': 59, 'currency': 'JPY', 'num': 2, 'den': 4}, {'minor': 30, 'display': '30 JPY'})], [('regression', {'price': 441137, 'currency': 'CLP', 'num': 2, 'den': 2}, {'minor': 441137, 'display': '441137 CLP'}), ('regression', {'price': -98, 'currency': 'CLP', 'num': 3, 'den': 4}, {'minor': -74, 'display': '-74 CLP'}), ('partial-repair probe', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('partial-repair probe', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('boundary control', {'price': -7, 'currency': 'KWD', 'num': 1, 'den': 2}, {'minor': -4, 'display': '-0.004 KWD'}), ('boundary control', {'price': -105, 'currency': 'EUR', 'num': 1, 'den': 2}, {'minor': -53, 'display': '-0.53 EUR'}), ('normal control', {'price': 26, 'currency': 'KWD', 'num': 3, 'den': 31}, {'minor': 3, 'display': '0.003 KWD'}), ('normal control', {'price': -18, 'currency': 'JPY', 'num': 81, 'den': 365}, {'minor': -4, 'display': '-4 JPY'}), ('normal control', {'price': -48, 'currency': 'JPY', 'num': 0, 'den': 4}, {'minor': 0, 'display': '0 JPY'}), ('normal control', {'price': -51, 'currency': 'EUR', 'num': 1, 'den': 2}, {'minor': -26, 'display': '-0.26 EUR'})], [('regression', {'price': -98, 'currency': 'CLP', 'num': 3, 'den': 4}, {'minor': -74, 'display': '-74 CLP'}), ('regression', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('partial-repair probe', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('partial-repair probe', {'price': -45, 'currency': 'CLP', 'num': 496, 'den': 1000}, {'minor': -22, 'display': '-22 CLP'}), ('boundary control', {'price': -3, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -2, 'display': '-0.02 USD'}), ('boundary control', {'price': 5, 'currency': 'JPY', 'num': 1, 'den': 2}, {'minor': 3, 'display': '3 JPY'}), ('normal control', {'price': -88, 'currency': 'KWD', 'num': 15, 'den': 31}, {'minor': -43, 'display': '-0.043 KWD'}), ('normal control', {'price': -79, 'currency': 'JPY', 'num': 200, 'den': 365}, {'minor': -43, 'display': '-43 JPY'}), ('normal control', {'price': -20, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -10, 'display': '-0.10 USD'}), ('normal control', {'price': -93, 'currency': 'EUR', 'num': 0, 'den': 2}, {'minor': 0, 'display': '0.00 EUR'})], [('regression', {'price': 771210, 'currency': 'CLP', 'num': 250, 'den': 365}, {'minor': 528226, 'display': '528226 CLP'}), ('regression', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('partial-repair probe', {'price': 388537, 'currency': 'CLP', 'num': 201, 'den': 365}, {'minor': 213961, 'display': '213961 CLP'}), ('partial-repair probe', {'price': -1, 'currency': 'CLP', 'num': 27, 'den': 31}, {'minor': -1, 'display': '-1 CLP'}), ('boundary control', {'price': -7, 'currency': 'KWD', 'num': 1, 'den': 2}, {'minor': -4, 'display': '-0.004 KWD'}), ('boundary control', {'price': -105, 'currency': 'EUR', 'num': 1, 'den': 2}, {'minor': -53, 'display': '-0.53 EUR'}), ('normal control', {'price': 464209, 'currency': 'EUR', 'num': 10, 'den': 30}, {'minor': 154736, 'display': '1547.36 EUR'}), ('normal control', {'price': 61, 'currency': 'JPY', 'num': 50, 'den': 365}, {'minor': 8, 'display': '8 JPY'}), ('normal control', {'price': -29, 'currency': 'USD', 'num': 316, 'den': 1000}, {'minor': -9, 'display': '-0.09 USD'}), ('normal control', {'price': 675691, 'currency': 'KWD', 'num': 214, 'den': 365}, {'minor': 396159, 'display': '396.159 KWD'})], [('regression', {'price': 705318, 'currency': 'CLP', 'num': 206, 'den': 365}, {'minor': 398070, 'display': '398070 CLP'}), ('regression', {'price': -45, 'currency': 'CLP', 'num': 496, 'den': 1000}, {'minor': -22, 'display': '-22 CLP'}), ('partial-repair probe', {'price': 791156, 'currency': 'CLP', 'num': 1, 'den': 2}, {'minor': 395578, 'display': '395578 CLP'}), ('partial-repair probe', {'price': 830593, 'currency': 'CLP', 'num': 569, 'den': 1000}, {'minor': 472607, 'display': '472607 CLP'}), ('boundary control', {'price': -3, 'currency': 'USD', 'num': 1, 'den': 2}, {'minor': -2, 'display': '-0.02 USD'}), ('boundary control', {'price': 5, 'currency': 'JPY', 'num': 1, 'den': 2}, {'minor': 3, 'display': '3 JPY'}), ('normal control', {'price': -357324, 'currency': 'USD', 'num': 19, 'den': 30}, {'minor': -226305, 'display': '-2263.05 USD'}), ('normal control', {'price': -28, 'currency': 'EUR', 'num': 30, 'den': 30}, {'minor': -28, 'display': '-0.28 EUR'}), ('normal control', {'price': 95, 'currency': 'USD', 'num': 25, 'den': 30}, {'minor': 79, 'display': '0.79 USD'}), ('normal control', {'price': 553663, 'currency': 'USD', 'num': 138, 'den': 365}, {'minor': 209330, 'display': '2093.30 USD'})]]\nfor i, (label, args, expected) in enumerate(fixtures[N-1]):\n    check(\"%s %d\" % (label, i), solve(args), expected)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"}},"limitations":"A deterministic teaching model of a stipulated billing rule. It makes no claim to reproduce any billing provider's exact behaviour and is not billing software. 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.","method":"Deterministic executable model with adversarial boundary fixtures.","provenance":{"created_by":"Failure Map","dependencies":"Python standard library","family":"w2-subscription-proration-currency-minor-units-zero-exponent-display","generated_at":"2026-09-29T14:46:36.956789+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Prorated amounts must round and render in each currency's own minor-unit precision, including credits.","repair":"Restore the contract rule at the zero-exponent display step: use `if exp == 0:`.","root_cause":"Integer display is keyed to one currency instead of to the zero exponent.","sha256":"d614860a3ae58bed07b74ed5347f278d8891f52a0cb1dfd71cf4facf24cbf514","title":"Prorated amounts in currency minor units: zero-exponent display · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verification":{"attempt":{"elapsed_ms":42.537,"exit_code":1,"observations":[{"actual":{"display":"3.0 CLP","minor":3},"check":"regression 0","expected":{"display":"3 CLP","minor":3},"passed":false},{"actual":{"display":"441137.0 CLP","minor":441137},"check":"regression 1","expected":{"display":"441137 CLP","minor":441137},"passed":false},{"actual":{"display":"-74.0 CLP","minor":-74},"check":"partial-repair probe 2","expected":{"display":"-74 CLP","minor":-74},"passed":false},{"actual":{"display":"528226.0 CLP","minor":528226},"check":"partial-repair probe 3","expected":{"display":"528226 CLP","minor":528226},"passed":false},{"actual":{"display":"-0.02 USD","minor":-2},"check":"boundary control 4","expected":{"display":"-0.02 USD","minor":-2},"passed":true},{"actual":{"display":"3 JPY","minor":3},"check":"boundary control 5","expected":{"display":"3 JPY","minor":3},"passed":true},{"actual":{"display":"-46.82 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